Exhibit 99.1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k), as promulgated under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them a Statement on Schedule 13D (including amendments thereto) with regard to the common stock of ChannelAdvisor Corporation, and further agree that this Joint Filing Agreement be included as an Exhibit to such joint filings. In evidence thereof, the undersigned, being duly authorized, hereby execute this Joint Filing Agreement as of September 23, 2022.

Dated: September 23, 2022
	magnetar financial llc
	By: Magnetar Capital Partners LP, its Sole Member
	By:	/s/ Alec N. Litowitz
		Name:	Alec N. Litowitz
		Title:	Manager of Supernova Management LLC, the General Partner of Magnetar Capital Partners LP
	magnetar capital partners LP
	By:	/s/ Alec N. Litowitz
		Name:	Alec N. Litowitz
		Title:	Manager of Supernova Management LLC, the General Partner of Magnetar Capital Partners LP
	supernova management llc
	By:	/s/ Alec N. Litowitz
		Name:	Alec N. Litowitz
		Title:	Manager
	/s/ Alec N. Litowitz
	Alec N. Litowitz