Transaction not yet indexed

21Ff7ZfccVW2gyFwiJiWT2oPmnon2UGpCLgkLtG4c74HXDgd1qeiB86WVrhS6tMBRusWEJi1TmF8FKGkGoDCgMc7

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