Transaction not yet indexed

MTzmT3rwWFPh46tPq3kZXarYLSdGMEmmQT2o6Ts5p9nn9PsYFVPmQSENa1YTTc6x3YnkLunmwwTUtJPtrRufUZE

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