Transaction not yet indexed

21ApXVzkTX1QwRobXNumBEBvq82paZ2ETSd7egg62T4t67nUNXFyyz1gAwWq7ZW4ZUVpEUqa7DU6XdbGNB7WGR4S

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