Transaction not yet indexed

543cbLPai1tPAJfHp8UydSfbfcvPEuMVSFUyLJUQ72ApwfW9HTnr88W8U136u7y9cpdU7VWsfC4SSLiWoPvN71Pn

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