Transaction not yet indexed

643RSSDphfRRbZfhmXhCS2vveAy9eUqUcwpHc2f77rchk6QXZVB6JUsG1PA5UGRzbFr61oWGJjjnMNGrnTj2X8EM

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