Transaction not yet indexed

621a66zNkuMAuRNdtfc77j8ASxeKbyRuGcHZdYwAoMs8QQLDj8zK7jHsAsTEjGNdZCyDoXAR2CsA5MBZzidBBCqg

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