Transaction not yet indexed

21FMNKiRc6iEpzvCnox2967SaCVcvAUSYENbM2sLAGsLhLk6pgB7wPMTtRWKbKGkqbFX3f5YuToMnyY2oRyWSVV4

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