Transaction not yet indexed

ME7NJWmZ188bYoeL44HueaPJ4SCMiXgYtXa8QLanc1kfNYoWMPWmNcWR26oaJEUD9WY2JNWX7JgMUtBxqWDFSc3

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