Changes to /:channel

added the new required request property chatLines

added the new required request property enabled

added the new required request property message

added the new required request property name

added the new required request property offline

added the new required request property online

the request's body type changed from no type to object

the response's body type changed from no type to object for status 409

added the required property error to the response with the 409 status

added the required property message to the response with the 409 status

added the required property statusCode to the response with the 409 status

the response property _id became optional for the status 201

the response property createdAt became optional for the status 201

the response property updatedAt became optional for the status 201

the optional response header Access-Control-Allow-Credentials removed for the status 201

the optional response header Access-Control-Expose-Headers removed for the status 201

the optional response header ETag removed for the status 201

the optional response header Server removed for the status 201

the optional response header Strict-Transport-Security removed for the status 201

the optional response header X-Content-Type-Options removed for the status 201

the optional response header X-DNS-Prefetch-Control removed for the status 201

the optional response header X-Download-Options removed for the status 201

the optional response header X-Frame-Options removed for the status 201

the optional response header X-Requested-From removed for the status 201

the optional response header X-XSS-Protection removed for the status 201