Transaction not yet indexed

Xu77AM23vRUaEMCSbqUJXGL6mf8k8DAcT2XNmQPU2cPtEwdZKpwmM2r3ksi696drDuAgDCKehG3bXvQfaUpkpCb

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