Order Granting Approval of Proposed Rule Change, as Modified by Amendment No. 8 Thereto, to List and Trade Under BZX Rule 14.11(c)(4) Shares of the Following Series of VanEck Vectors ETF Trust: VanEck Vectors AMT-Free 6-8 Year Municipal Index ETF; VanEck Vectors AMT-Free 8-12 Year Municipal Index ETF; and VanEck Vectors AMT-Free 12-17 Year Municipal Index ETF