Transaction not yet indexed

53UWfHx3uRCeVvoPWDK2c2qMQjkdYpoKKioR4cohr3EJcYQkyfuLJY5h49WjK7LJiVRz6xqqqwR4SX4DtPbmPCA6

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