Transaction not yet indexed

53dfbHeCMP5FHMqYgfrbSRAZyNByyMDhwzZ2AKaMFkM57GYupeTkoz1TeC5tLs3tQzdNwwGXYLxv6CyQUwynJf1z

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