Transaction not yet indexed

21Mb7McrKBsxmnxNroJro9BVRGVsDtGDNwp91Yjiu9cQbs6jEBo9ebaQCLn4GJ7tQrRv1iynMsk5n4LkVkPXVfc2

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.