Transaction not yet indexed

21m4wAXk3y7ST8P1QCws4GsJVSP1pG6jPAGdqVjFbmnqD5VTGniFQtYfLxMes4k4k5TEna5mZAXf2N72f76mq5jN

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