Transaction not yet indexed

53pgFxsmSKRmWc3ucrTmSQsSTAvfqRiuWK8GDfNUrq7ZFtePuVTnCmeTduUrSxmZvu9dWBfC8MzeMSD6XMC3PgK1

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