Transaction not yet indexed

1263sZV2hFCWhrZSWG2kYdbjWAiRu3Ru5FpUcavFji5pQSW5qHEtLFPcPqkWMfZwgTPSzqHRdHLRwUkHcmnqFpt8

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