Transaction not yet indexed

53mfAcSZzkThMHJv7EbJuTYsKwsXmVBDCGnqKXTE1r6khmZR5hrSvSTKPQnRHyT8zVeR9fb6SdjBuF6J1VRJPVRc

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