Transaction not yet indexed

21a7VNghP3551WpJyrPRksAnwoGkincZNAK7XHTVCec7b2PqsKZAv8LhsqFhXDdGjaoJwxUeaoMBBKePPLD8MCWZ

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