Transaction not yet indexed

mkcD8DTksVQAZc2SKSDxU7vTbhNCSs41nAV9Ke4jXFVujMQ6rj2pm1YBcENnqDXEp3gBVkEW5qVQmPsSvq6TpUp

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