Transaction not yet indexed

Mx3nUEHXmKFmSrdJcLkJPusWxSEaPZwzsBvbBvBNzJZkGyJjbp8P5MdanKSQ1AUp9v9hVKossQaNDJcGADs5Pc3

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