curl --request PATCH \
  --url https://statsigapi.net/console/v1/gates/{id}/rules \
  --header 'Content-Type: application/json' \
  --header 'STATSIG-API-KEY: <api-key>' \
  --data '{
  "rules": [
    {
      "name": "All Conditions",
      "id": "38ttpCpzrQFTMKcqFKk02l:10.00:1",
      "baseID": "38ttpCpzrQFTMKcqFKk02l",
      "passPercentage": 10,
      "conditions": [
        {
          "type": "user_id",
          "operator": "any",
          "targetValue": [
            0
          ],
          "field": "string",
          "customID": "string"
        }
      ],
      "returnValue": {},
      "returnValueJson5": {},
      "environments": [
        "string"
      ]
    }
  ]
}'

{
  "message": "Gate updated successfully.",
  "data": {
    "id": "a_gate",
    "isEnabled": true,
    "description": "helpful summary of what this gate does",
    "status": "In Progress",
    "lastModifierName": "CONSOLE API",
    "lastModifierID": "1vaasdfLlkaujjajiuOSBP2",
    "rules": [
      {
        "name": "All Conditions",
        "id": "38ttpCpzrQFTMKcqFKk02l:10.00:1",
        "baseID": "38ttpCpzrQFTMKcqFKk02l",
        "passPercentage": 10,
        "conditions": [
          {
            "type": "user_id",
            "targetValue": [
              "35sClJFs8l0y5uRQhDwUDo"
            ],
            "operator": "any"
          }
        ],
        "environments": [
          "staging"
        ]
      }
    ],
    "tags": [
      "* Core"
    ]
  }
}