Transaction not yet indexed

MM4dC8mxQ9HSgERTfoT6fFWEK51n3ruKCgmmYSjfdPJXWw38sDR2zYuqbZAcximnWWfk7LLKu5CcF7ytoZvr2ud

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