Transaction not yet indexed

599kvmZSffQyQUkYvM2Lf8oJPj3EWiMvjs7yFdwrFp65ehXKw5K2wNmnG4tb2ZztdsAs8q8jkJQmrSQmwtALuyVe

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