Full Changelog: [v1.20.0...v1.21.0](https://github.com/withpi/sdk-python/compare/v1.20.0...v1.21.0)
Features
* **api:** api update ([487](https://github.com/withpi/sdk-python/issues/487)) ([149cc58](https://github.com/withpi/sdk-python/commit/149cc580e0a24ddb0ec816696722fb7b45a51d15))
Documentation
* revise readme docs about nested params ([484](https://github.com/withpi/sdk-python/issues/484)) ([ae586e4](https://github.com/withpi/sdk-python/commit/ae586e41f75ff01f58c93a09d12f10104a4546c4))