Transaction not yet indexed

121TMLDANkjY64STHjVU4J5Td4WBPttPAZRf88JnhfSEmPKGxEfqV3T4StPzEo3RaTZGn8r76W2L7AMgnZdT6Hs5

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