This API is used to add partitions to a topic for a Kafka instance.

POST /v2/{project_id}/instances/{instance_id}/management/topics/{topic}/partitions-reassignment

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID.
instance_id	Yes	String	Instance ID.
topic	Yes	String	Topic name.

**Table 2** Request body parameters
Parameter	Mandatory	Type	Description
partition	No	Integer	Total number of partitions after the addition. The value must be larger than current number of partitions and smaller than or equal to 100.

None

POST https://{endpoint}/v2/{project_id}/instances/{instance_id}/management/topics/{topic}/partitions-reassignment

{
  "partition" : 3
}

None

Status Code	Description
204	Partitions are added successfully.

Adding Partitions to a Topic for a Kafka Instance