Transaction not yet indexed

53CfLE15MZ5uUyEx8DUDjFcFCoiafELcaTWDXaZJAcv7WYBDfARi6NpuLFH9JuFMQdjiyoAqhmnB76cqLdSiftrU

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