Transaction not yet indexed

Ymcpw9t88aMcLPBghPDNXdFmXss3yWdWensZv59SjNTNGUd36WE2ppH8x8D4ae1VMUMQQZWprSJRgMjaJFjDmHt

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