Transaction not yet indexed

621WDJoeG6utVHvkHub1kB5QSxvZLpVYcV6BTQBDAYBL2zTjA4mFHSzHxae1pmpGYcc7nBBPk2bqahdo7Xjr7ynq

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