Transaction not yet indexed

21b7kSD53hUSuYWN32vHsaF8Ad37x9VPMSRWBwmSkTDeEnpXsmCHhKmFPoUYow2jXbPcUhUjAGMsW7qN2qaQivjV

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