Transaction not yet indexed

56ULMNNNsQTpETaRSWWQ3RdCsovfEMQwnug8xodi7Ubn8C8WH128e9r2KQSLqMYb7cTEZTvCgaerrTyuRw3utoW2

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