Transaction not yet indexed

AMpGdnYSrd6WYTgAutZDKbc7W5ZRnRbF4px1ZCHb3SWrAV1fKa9vFVkg7cExuMAcvmKFGNmUnzMKSUKH6ZQFz62

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