# Update content metadata

**PUT /content/metadata**

Update the metadata of content without creating a new version of the content.
The metadata is merged with the content's existing metadata; setting a key to `null` removes
it. The response returns the content's full metadata after the update.

Default rate limit: 60 requests per minute.


## Servers
- Lasso Moderation API V1: https://api.lassomoderation.com/api/v1 (Lasso Moderation API V1)


## Authentication methods
- Bearer auth


## Parameters



### Body: application/json (object)
Update the metadata of content without creating a new version of the content
- **content_id** (string)

- **metadata** (object | null)
  Extra free-form data about the object as key-value pairs. Values can be strings, numbers,
  booleans, null, or an object with one more level of key-value pairs.
  - The metadata may be at most 4KB (4096 bytes) when serialized as JSON.
  - Keys are not allowed to contain `/`.



## Responses
### 200
OK

#### Body: application/json (object)
- **success** (boolean)

- **metadata** (object | null)
  Extra free-form data about the object as key-value pairs. Values can be strings, numbers,
  booleans, null, or an object with one more level of key-value pairs.
  - The metadata may be at most 4KB (4096 bytes) when serialized as JSON.
  - Keys are not allowed to contain `/`.


### 400
The request is invalid, see the error field for details

#### Body: application/json (object)
- **success** (boolean)

- **error** (string | object)
  A message describing the error. For validation errors this is an object with an error message per field.


### 401
The API token is missing or invalid

#### Body: application/json (object)
- **success** (boolean)

- **error** (string | object)
  A message describing the error. For validation errors this is an object with an error message per field.


### 404
Returned when the content is not found

#### Body: application/json (object)
- **success** (boolean)

- **error** (string | object)
  A message describing the error. For validation errors this is an object with an error message per field.


### 429
The rate limit has been exceeded, check the X-RateLimit headers for limits
#### Headers

- **X-RateLimit-Limit** ()
  The rate limit interval in milliseconds

- **X-RateLimit-Remaining** ()
  The number of requests remaining in the current interval

- **X-RateLimit-Reset** ()
  The number of milliseconds until requests are allowed again


#### Body: application/json (object)
- **error** (string)



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