Transaction not yet indexed

3MemXWS8xufqdUL3dFUwqWVB7MjPdELDQsooMj5q8Um9vCJLBrAHxFw9ApAEQkk4R5Pb5WN29govh6W56vZAJpR9

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