Transaction not yet indexed

53BffoGVkH3oBFwFVWpuQG9HKAExMqVE4WxnMq1Z9Vc4n9Urg8SNRkANBbAyoGZxsXQHEABqZFvyWqCdC1Q8LCUS

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