Transaction not yet indexed

MT6kVMFNYvNxALML6Mgp6JcmpSBv8ucjnMM9FqgrzGFHd6YQ3UWjP7nTQgWz4CyAHK32s78F7xCRi7YNHVU9cKY

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