Step 2: Add the token logo under the \tokens folder.
Step 3: Submit the pull request to add the logo first.
Step 4: Once token logo is approved, do step 1-3 again for adding token info in tokens.json file
*For listing tokens in tokens.json, we have stricter internal requirements and will review on a regular basis, but it usually takes time. Please submit logo first and kindly wait if you request for token listing as well.