Transaction not yet indexed

21ad7rSBMRZKVK4ay7TEcBSG27eQpbS726Z7hqpBNnqysQpL3vAJPWM6Hj9rdT955AHsQ5ACkicCS6VtHrWrLpv3

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