command Content
The command content. You need to pay attention:
Specify the parameter 'EnableParameter = true' to enable the custom parameter feature in the command content.
Define custom parameters in the form of {{}} inclusion, and spaces and line breaks before and after the parameter name in '{{}}' are ignored.
The number of custom parameters cannot exceed 20.
Custom parameter names can a-zA-Z0-9 a combination of-_. Other characters are not supported. Parameter names are not case-sensitive.
A single custom parameter name cannot exceed 64 bytes.