Transaction not yet indexed

53cop3Qv3EHTQbhZn66ChMjRhAaoooJ1uGdGcDf1umexH5TzqZLUYbACbCrUYEPsZw9KjP9Bwo5Fzv7cR172xCvF

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