Transaction not yet indexed

21SUFbbcCmTzHtXTsxcLWmBkbnxRCP2oEQoJHZM5bSfaaMb4jPmna1PeBboFdbCTZUDBc1ftk38hGmN3nxTG1bHu

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