curl --request GET \
  --url https://api-{dc}.moengage.com/v5/flows/{flow_id} \
  --header 'Authorization: Basic <encoded-value>'

{
  "response_id": "abc-100",
  "type": "flow",
  "data": {
    "flow_id": "69f1de84f9e401a2d7d9a931",
    "name": "Welcome journey",
    "status": "ACTIVE",
    "archived": false,
    "delivery_type": "EVENT_TRIGGERED",
    "tags": [
      "onboarding"
    ],
    "created_at": "2026-01-05T10:00:00Z",
    "updated_at": "2026-02-01T09:30:00Z",
    "published_at": "2026-01-06T08:00:00Z",
    "created_by": "[email protected]",
    "published_by": "[email protected]",
    "global_control_group_enabled": false,
    "active_version_name": "Version 2",
    "versions": [
      {
        "version_id": "69f1de84f9e401a2d7d9a931",
        "version_name": "Version 1",
        "version_no": 1,
        "status": "RETIRED"
      },
      {
        "version_id": "7a02ef95f9e401a2d7d9aa42",
        "version_name": "Version 2",
        "version_no": 2,
        "status": "ACTIVE"
      }
    ],
    "settings": {
      "control_group": {
        "enabled": false
      },
      "frequency_capping": {
        "ignore": false,
        "ignore_and_count": false
      },
      "bypass_dnd": false
    },
    "attribution": {
      "click_track_hours": 24,
      "impression_track_hours": 24
    },
    "conversion_goal_details": {
      "primary_goal": {
        "event": "Purchase",
        "goal_name": "Made a purchase"
      },
      "secondary_goals": [],
      "revenue_tracking": true,
      "revenue_attribute": "amount",
      "revenue_currency": "USD",
      "exit_on_conversion": false
    },
    "structure": {
      "nodes": [
        {
          "stage_id": "n1",
          "type": "TRIGGER",
          "sub_type": "EVENT",
          "parent_stage_id": null,
          "child_stage_ids": [
            "n2"
          ],
          "label": "App Opened",
          "config": {
            "schedule": {
              "delivery": "one_time",
              "start_time": "2026-01-06T08:00:00Z",
              "timezone": "Asia/Kolkata"
            },
            "segmentation": {
              "audience_type": "all_users"
            }
          }
        },
        {
          "stage_id": "n2",
          "type": "ACTION",
          "sub_type": "EMAIL",
          "parent_stage_id": "n1",
          "child_stage_ids": [],
          "label": "Welcome email",
          "config": {
            "campaign_id": "69f1de84f9e401a2d7d9a999",
            "channel": "EMAIL",
            "campaign_name": "Welcome email"
          }
        }
      ]
    }
  }
}

{
  "response_id": "abc-101",
  "error": {
    "code": "VALIDATION_FAILED",
    "target": "request",
    "message": "One or more request parameters failed validation.",
    "details": [
      {
        "target": "request",
        "message": "Check the request parameters and try again."
      }
    ]
  }
}

{
  "response_id": "abc-101",
  "error": {
    "code": "UNAUTHORIZED",
    "message": "Invalid or missing credentials.",
    "details": []
  }
}

{
  "response_id": "abc-450",
  "error": {
    "code": "FORBIDDEN",
    "target": "permission",
    "message": "You do not have the required permission for this operation.",
    "details": [
      {
        "target": "permission",
        "message": "Required permission: campaigns:view"
      }
    ]
  }
}

{
  "response_id": "abc-100",
  "error": {
    "code": "NOT_FOUND",
    "target": "flow",
    "message": "Flow not found.",
    "details": [
      {
        "target": "flow_id",
        "message": "Flow not found."
      }
    ]
  }
}

{
  "response_id": "abc-101",
  "error": {
    "code": "RATE_LIMITED",
    "message": "Rate limit exceeded for app key.",
    "details": []
  }
}

{
  "response_id": "abc-101",
  "error": {
    "code": "INTERNAL_ERROR",
    "message": "Internal server error.",
    "details": []
  }
}