Transaction not yet indexed

MmkwSSJba1ZZ3bH3LNWVG8aD5Quh6WjDSd617bb9fzvtEYmBLT31sC57fAKYVPSveMhbJB4PSZdFi5L3udf9czC

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