Transaction not yet indexed

a687NfM3yHXVLybkSfzYVATUmdUH7q4YsAtYd7GiveFQRs5oumrmvR5a33xGJkweQZj4AsSZ4ZCdW43AM5tU2iv

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