Transaction not yet indexed

21CKJqacrLZAxiFVSVveHzCCPWSeLtemAQ8WhdKWNBRmPLR6po82vUtmoYDP7ypu2MR7zFpPvs8Z2dfi6FvhDRU8

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