Transaction not yet indexed

121M4PbbTmC8fNY4ySvVGMj6zwTiWuRi9qmxxw77vmpPxymUjPgwfBFkNUXRqZ5yx5nTFwjuMZAv5eYdfFHTU1y7

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