Build traccar protocol for Sinocastel 213GD and 213L

We are looking for someone who can implement/enhance and existing protocol (Sinocastel 213GD and 213L) for traccar to be able to do the following: The ask: 1. Add new parameters that are currently not available. (List of parameters to be implemented is attached) 2. Provide an ability to send commands form traccar interface or api to Sinocastel 213GD devices via TCP. (Commands list attached to the document). Along with the ability to send a custom commands either in HEX or ASCII via tcp. Protocol document attached. Expectations: Fully working protocol with all translated parameters. Ability to send commands and receive responses (that to be stored in separate table) Full source code of the implementation.