public Builder setContent(java.lang.String value) {
            copyOnWrite();
            instance.setContent(value);
            return this;
        }
<code>string content = 2;</code>

@param value The content to set.
@return This builder for chaining.
turms-client-kotlin/src/main/java/im/turms/client/model/proto/request/user/relationship/CreateFriendRequestRequest.java