Transaction not yet indexed

21XFkADLeSqf7bA9jGrDLCqu61o6G1q5ih3R7WXjnM6DG7g9QYmhtTEnr3sHB1Tj9GY6DQw5ZqvigbBxtEbgyTKU

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