Transaction not yet indexed

21Mz4VZrvcLPF3xEyQ92UFRdfDtaFUxv6NPvQAXdhJJowcScZS9YAzc6JWpXB4TP2dnzcdVkgRKUuQAmhXiXAiDg

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