Transaction not yet indexed

21ExfG5cXgqwLHPCiZpaDiVRZtMUiKDtZzLwytnSVCGnoApvrLzipsi1TKdurCbpjD7YR1zEQZFuSWVS4Pg5AVqo

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