Transaction not yet indexed

AMn77EHJs2KJUxcETNYWfcusfSNcPeWKxyWTMymF2RY2hbdBb95fANtjoJAyWAifTptZ8AHBQKZZeDCsCjWdLuZ

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