Transaction not yet indexed

MtySJyTKnzu77fFyWemQYY5xeZmXAhQpVn8Fgc7oZUBEdpfTEzRFUngUXbzJwjyy2j4YwXDnbBY1pr3oEnV6Nvf

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