Transaction not yet indexed

mcmTQ5QUmM3R771cn9fKA4pDoyZPr77MdQBx7ZUVaDzVd1WrfXhkSU8DfHZ6HfKGa49ZmccS5QSTfJb5q2t6ip8

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