Transaction not yet indexed

MHub8pVpMQAM6nRDWH87CSetJRKPyNvzRwt2JUaA3qsVA61aW6aauhMX2nvN66t1Jk1RmXewXxEpj6wybqr7xN6

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