Transaction not yet indexed

53UKk6NQmxAgibGFAekUm7MvpMP1ygwGy31cmpSRPHkYbFRSqYY9kyrdSFRrXd93GRP9FiE5ntx2zFPC3zg7yevC

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