Transaction not yet indexed

5MMNMZ1c48eRvXw4PgeXy2fCDnDeS1iZKHe7gGSqfvdBioVvqxhPRcPXkvvQJniwx4VmsXesCWDMgNYdUkPjKBrF

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