Transaction not yet indexed

53cnDjB2HEU1DrtNM18MLEHPupDC45ixUo3J5JuFVoAmSB8h4TrQ3i2BC3Vx78wpAUcPpZc5dKDGi2crb7kysfv6

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