Transaction not yet indexed

3c21rL4XNaJqS9tFAfPDdTpTwsxwavaYSk32eDpv31ELxftmmLq5QzKWnoSDEY9MARKbUm1TgmBV6zWqoUXNSFFe

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