Transaction not yet indexed

mMC2Wf844mRoD6JTVxewXQFribm2jNsWo8FyRDfHHbCk8RfNGKDP9cfV8tS3qvNax91CLfvoCbZ9Kx12w6ASoJc

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