---
title: "Get Rule Chain (getRuleChainById)"
method: GET
path: "/api/ruleChain/{ruleChainId}"
tags: ["rule-chain-controller"]
---

# Get Rule Chain (getRuleChainById)

`GET /api/ruleChain/{ruleChainId}`

Fetch the Rule Chain object based on the provided Rule Chain Id. The rule chain object is lightweight and contains general information about the rule chain. List of rule nodes and their connection is stored in a separate 'metadata' object.

Available for users with 'TENANT_ADMIN' authority.

## Path parameters

- `ruleChainId` string, required

## Response `200`

OK

- RuleChain — A JSON value representing the rule chain.
  - `id` RuleChainId
    - `id` string, uuid, required — ID of the entity, time-based UUID v1
    - `entityType` 'RULE_CHAIN', required — string
  - `createdTime` integer — Timestamp of the rule chain creation, in milliseconds
  - `tenantId` TenantId, required
    - `id` string, uuid, required — ID of the entity, time-based UUID v1
    - `entityType` 'TENANT', required — string
  - `name` string, required — Rule Chain name
  - `type` 'CORE' | 'EDGE' — Rule Chain type. 'EDGE' rule chains are processing messages on the edge devices only.
  - `firstRuleNodeId` RuleNodeId
    - `id` string, uuid, required — ID of the entity, time-based UUID v1
    - `entityType` 'RULE_NODE', required — string
  - `root` boolean — Indicates root rule chain. The root rule chain process messages from all devices and entities by default. User may configure default rule chain per device profile.
  - `debugMode` boolean — Reserved for future usage.
  - `version` integer
  - `configuration` unknown
  - `additionalInfo` unknown

---

[API](https://skmtc.net/thingsboard/apis/thingsboard-rest-api.md) · [All operations](https://skmtc.net/thingsboard/apis/thingsboard-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/thingsboard/thingsboard-rest-api/revisions/40169ccdec5c/schema)