Transaction not yet indexed

MefmK2KFfwLTrZED3JwWMCGhHkQdyCZ2u95wSmyb2f4XES5QCBZSfNy1Ynqfaju57xDXGi6eEvvFbxrKynwLDq4

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