Transaction not yet indexed

mUm3NGtKMTN62fbxEcaqBCjEujB1DQJrTZrMcshSesgNfaRcqLHCjm7K9RgsMSxSqMPm6NnmMHagVLk9QxFyDGo

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