Transaction not yet indexed

53isuUUGC2ABm6ZGQZzv3JZke3FJzRkRqPNXS1ZkhsYZotH7eFCNCpPC33eUxnXJRX3prMjvxbERAtJpeDBCUXAT

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