Transaction not yet indexed

MSp44fhVT56wq15ECHuqXUWckCYQYKwqsUjXgkqaqBzf5M5ZmMpguxeG5ZzTHsHeA8X5iYhPPQHuKDA7n6DozS5

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