Transaction not yet indexed

2C21puLMmBgB4UfmKpnY3xc6c8v85Hqz7GTpYM7XiU2YthA1PWuoXVhBR7ctxgeJrPd5dCECiGNA4aDBJrKF47py

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