Transaction not yet indexed

53LkC963d5TLK1nZM3yQhV2GtZV1qpFtSZDkmfPjXdPHV7Va7jecXuNEjnqzFmPXh1mywZEXPDBR19YF3PUKDLXq

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