Transaction not yet indexed

21SPVxYTUprrqFUPjbiouemunPhSc5pvTTgiGZAaAwRkGvUjN3KbpkY9TCuq39aNzADPiHUb4Uw9tmFX9w4QABsK

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