<informationTable xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.sec.gov/edgar/document/thirteenf/informationtable">
  <infoTable>
    <nameOfIssuer>QURATE RETAIL INC</nameOfIssuer>
    <titleOfClass>COM SER A</titleOfClass>
    <cusip>74915M100</cusip>
    <value>11155</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2343403</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ALPHABET INC</nameOfIssuer>
    <titleOfClass>CAP STK CL C</titleOfClass>
    <cusip>02079K107</cusip>
    <value>16523</value>
    <shrsOrPrnAmt>
      <sshPrnamt>5916</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>WESTERN DIGITAL CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>958102105</cusip>
    <value>8011</value>
    <shrsOrPrnAmt>
      <sshPrnamt>161350</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>CITIGROUP INC</nameOfIssuer>
    <titleOfClass>COM NEW</titleOfClass>
    <cusip>172967424</cusip>
    <value>10253</value>
    <shrsOrPrnAmt>
      <sshPrnamt>192000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>CVS HEALTH CORP</nameOfIssuer>
    <titleOfClass>COM </titleOfClass>
    <cusip>126650100</cusip>
    <value>16851</value>
    <shrsOrPrnAmt>
      <sshPrnamt>166500</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>EXPEDIA GROUP INC</nameOfIssuer>
    <titleOfClass>COM NEW</titleOfClass>
    <cusip>30212P303</cusip>
    <value>3522</value>
    <shrsOrPrnAmt>
      <sshPrnamt>18000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>UNILEVER PLC</nameOfIssuer>
    <titleOfClass>SPON ADR NEW</titleOfClass>
    <cusip>904767704</cusip>
    <value>366</value>
    <shrsOrPrnAmt>
      <sshPrnamt>8023</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>INTERDIGITAL INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>45867G101</cusip>
    <value>10954</value>
    <shrsOrPrnAmt>
      <sshPrnamt>171689</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MGIC INVT CORP WIS</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>552848103</cusip>
    <value>8130</value>
    <shrsOrPrnAmt>
      <sshPrnamt>600000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>CABLE ONE INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>12685J105</cusip>
    <value>141</value>
    <shrsOrPrnAmt>
      <sshPrnamt>96</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>SBA COMMUNICATIONS CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>78410G104</cusip>
    <value>213570</value>
    <shrsOrPrnAmt>
      <sshPrnamt>620662</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>META PLATFORMS INC</nameOfIssuer>
    <titleOfClass>CL A</titleOfClass>
    <cusip>30303M102</cusip>
    <value>6448</value>
    <shrsOrPrnAmt>
      <sshPrnamt>29000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>CISCO SYS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>17275R102</cusip>
    <value>4268</value>
    <shrsOrPrnAmt>
      <sshPrnamt>83000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>RAYTHEON TECHNOLOGIES CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>75513E101</cusip>
    <value>6836</value>
    <shrsOrPrnAmt>
      <sshPrnamt>69000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>ALIBABA GROUP HLDG LTD </nameOfIssuer>
    <titleOfClass>SPONSORED ADS</titleOfClass>
    <cusip>01609W102</cusip>
    <value>209</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1925</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BERKSHIRE HATHAWAY INC DEL</nameOfIssuer>
    <titleOfClass>CL B NEW</titleOfClass>
    <cusip>084670702</cusip>
    <value>1052</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2980</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BROWN FORMAN CORP</nameOfIssuer>
    <titleOfClass>CL A</titleOfClass>
    <cusip>115637100</cusip>
    <value>188</value>
    <shrsOrPrnAmt>
      <sshPrnamt>3000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BROWN FORMAN CORP</nameOfIssuer>
    <titleOfClass>CL B</titleOfClass>
    <cusip>115637209</cusip>
    <value>40</value>
    <shrsOrPrnAmt>
      <sshPrnamt>600</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>JPMORGAN CHASE &amp; CO</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>46625H100</cusip>
    <value>387</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2842</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>VISA INC</nameOfIssuer>
    <titleOfClass>COM CL A</titleOfClass>
    <cusip>92826C839</cusip>
    <value>615</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2775</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>MASTERCARD INC</nameOfIssuer>
    <titleOfClass>CL A</titleOfClass>
    <cusip>57636Q104</cusip>
    <value>1062</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2971</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>PHILIP MORRIS INTL INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>718172109</cusip>
    <value>688</value>
    <shrsOrPrnAmt>
      <sshPrnamt>7325</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BERKSHIRE HATHAWAY INC DEL</nameOfIssuer>
    <titleOfClass>CL A</titleOfClass>
    <cusip>084670108</cusip>
    <value>1058</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>CONOCOPHILLIPS</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>20825C104</cusip>
    <value>6000</value>
    <shrsOrPrnAmt>
      <sshPrnamt>60000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>RANGE RES CORP</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>75281A109</cusip>
    <value>10086</value>
    <shrsOrPrnAmt>
      <sshPrnamt>332000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>DISH NETWORK COPORATION</nameOfIssuer>
    <titleOfClass>CL A</titleOfClass>
    <cusip>25470M109</cusip>
    <value>6583</value>
    <shrsOrPrnAmt>
      <sshPrnamt>208000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>PARAMOUNT GLOBAL</nameOfIssuer>
    <titleOfClass>CLASS B COM</titleOfClass>
    <cusip>92556H206</cusip>
    <value>12698</value>
    <shrsOrPrnAmt>
      <sshPrnamt>335850</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>PAYPAL HLDGS INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>70450Y103</cusip>
    <value>6245</value>
    <shrsOrPrnAmt>
      <sshPrnamt>54000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>PITNEY BOWES INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>724479100</cusip>
    <value>8320</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1600000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>OTR</investmentDiscretion>
    <otherManager>1</otherManager>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>0</None>
    </votingAuthority>
  </infoTable>
</informationTable>
