APIOperation constructor
      
      APIOperation(
    
    
- String? id,
- Map<String, APIResponse?> ? responses, {
- List<String> ? tags,
- String? summary,
- String? description,
- List<APIParameter?> ? parameters,
- List<APISecurityRequirement?> ? security,
- APIRequestBody? requestBody,
- Map<String, APICallback?> ? callbacks,
- bool? deprecated,
Implementation
APIOperation(this.id, this.responses,
    {this.tags,
    this.summary,
    this.description,
    this.parameters,
    this.security,
    this.requestBody,
    this.callbacks,
    this.deprecated});