Fail to visit YOK page

[Keith-CY]

https://v1.gwscan.com/tokens/native

Visit YOK detail and get an error by request

curl 'https://api.v1.gwscan.com/graphql' \
  -H 'authority: api.v1.gwscan.com' \
  -H 'accept: application/json' \
  -H 'accept-language: en,de;q=0.9,zh-CN;q=0.8,zh;q=0.7,am;q=0.6' \
  -H 'content-type: application/json' \
  -H 'dnt: 1' \
  -H 'origin: https://v1.gwscan.com' \
  -H 'referer: https://v1.gwscan.com/' \
  -H 'sec-ch-ua: "Not_A Brand";v="8", "Chromium";v="120", "Google Chrome";v="120"' \
  -H 'sec-ch-ua-mobile: ?0' \
  -H 'sec-ch-ua-platform: "macOS"' \
  -H 'sec-fetch-dest: empty' \
  -H 'sec-fetch-mode: cors' \
  -H 'sec-fetch-site: same-site' \
  -H 'user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36' \
  --data-raw '{"query":"\n  query ($id: Int) {\n    token: udt(input: { id: $id }) {\n      id\n      name\n      symbol\n      icon\n      type\n      bridge_account_id\n      eth_type\n      decimal\n      official_site\n      description\n      supply\n      holders_count\n      contract_address_hash\n      token_exchange_rate {\n        exchange_rate\n        symbol\n        timestamp\n      }\n    }\n  }\n","variables":{"id":133}}' \
  --compressed

The response is 500 Internal Server Error

[zmcNotafraid]

The reason was exchange_rate returns 1 but in graphql the exchange_rate type was decimal.So it caused error.
PR: #1577

[Keith-CY]

Verified