- **`from`** *(string)*: Name of the User (regular user or bot) posting the message.
- **`addressedTo`**: User or team this thread is addressed to in format <#E::{entities}::{entityName}::{field}::{fieldValue}. Refer to *../../type/basic.json#/definitions/entityLink*.
- **`about`**: Data asset about which this thread is created for with format <#E::{entities}::{entityType}::{field}::{fieldValue}. Refer to *../../type/basic.json#/definitions/entityLink*.
- **`type`**: Refer to *../../entity/feed/thread.json#/definitions/threadType*.
- **`taskDetails`**: Refer to *#/definitions/createTaskDetails*.