curl --request GET \
  --url https://api.kamino.finance/v3/earn/users/{userPubkey}/tokens/metrics/history

const options = {method: 'GET'};

fetch('https://api.kamino.finance/v3/earn/users/{userPubkey}/tokens/metrics/history', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.kamino.finance/v3/earn/users/{userPubkey}/tokens/metrics/history"

response = requests.get(url)

print(response.text)

false

{}

{
  "error": "Invalid query request",
  "details": [
    {
      "code": "invalid_union",
      "errors": [
        [
          {
            "code": "custom",
            "path": [],
            "message": "Invalid date string"
          }
        ],
        [
          {
            "expected": "number",
            "code": "invalid_type",
            "path": [],
            "message": "Invalid input: expected number, received string"
          }
        ]
      ],
      "path": [
        "start"
      ],
      "message": "Invalid input"
    }
  ]
}

{
  "error": "An internal error occurred"
}