Transaction not yet indexed

MmtM8tLBRYTKGqZHEgsSQhPQL4bFcNyUhv4tysWHgvNp4HZfLcurgPMjYYUf3adEeBiw1z3eDjfdmdaFrA83cR8

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