Update Profile Identify

{
  "summary": "Update a profile with an identify event",
  "description": "Enriches an existing visitor profile with identity traits by sending an identify event. Useful for connecting anonymous sessions to known users after login or form submission.",
  "request": {
    "method": "POST",
    "path": "/profiles/{profileId}",
    "pathParameters": {
      "profileId": "prof-7a4b2c1e-8d3f-4e5a-9b1c-3d4e5f6a7b8c"
    },
    "queryParameters": {
      "locale": "en"
    },
    "headers": {
      "Content-Type": "text/plain"
    },
    "body": {
      "events": [
        {
          "type": "identify",
          "userId": "user-12345",
          "anonymousId": "anon-9f8a2c1e-4b3d-4f5a-8e1b-2d3c4f5a6b7c",
          "traits": {
            "email": "jane@example.com",
            "name": "Jane Doe",
            "plan": "pro",
            "company": "Acme Corp"
          },
          "timestamp": "2026-06-13T10:05:00.000Z"
        }
      ]
    }
  },
  "response": {
    "status": 200,
    "body": {
      "data": {
        "profile": {
          "id": "prof-7a4b2c1e-8d3f-4e5a-9b1c-3d4e5f6a7b8c",
          "stableId": "stable-9f8a2c1e-4b3d-4f5a-8e1b-2d3c4f5a6b7c",
          "random": 0.4237,
          "audiences": ["audience-new-visitors", "audience-pro-plan"],
          "traits": {
            "email": "jane@example.com",
            "name": "Jane Doe",
            "plan": "pro",
            "company": "Acme Corp"
          },
          "location": {
            "city": "San Francisco",
            "region": "CA",
            "country": "US",
            "timezone": "America/Los_Angeles"
          },
          "session": {
            "id": "sess-1a2b3c4d-5e6f-7a8b-9c0d-1e2f3a4b5c6d",
            "isReturningVisitor": false,
            "landingPage": "https://example.com/",
            "count": 1,
            "sessionLength": 300
          },
          "jurisdiction": "CCPA",
          "stickyVariants": {}
        },
        "experiences": [
          {
            "experienceId": "exp-hero-banner-test",
            "variantIndex": 1,
            "variants": {
              "hero-banner": "entry-variant-b-id"
            },
            "sticky": false
          },
          {
            "experienceId": "exp-pro-plan-upsell",
            "variantIndex": 0,
            "variants": {
              "cta-banner": "entry-control-id"
            },
            "sticky": false
          }
        ],
        "changes": [
          {
            "key": "hero-banner",
            "type": "Variable",
            "value": "entry-variant-b-id",
            "meta": {
              "experienceId": "exp-hero-banner-test",
              "variantIndex": 1
            }
          }
        ]
      },
      "error": null,
      "message": "ok"
    }
  }
}