List functions
Endpoint: GET /api/{organization}/functions
Request
None
Response
{
    "list": [
        {
            "stream_name": "log1",
            "name": "fun1",
            "function": "function(row) return row end",
            "order": 1,
            "num_args": 2,
            "trans_type": 0
        }
    ]
}
Description
| Field name | Data type | Default value | Description | 
|---|---|---|---|
| stream_name | string | - | the function will effect to which stream | 
| name | string | - | the function name | 
| function | string | - | function body | 
| order | int64 | 0 | execute order, minimum will execute first. | 
| num_args | int64 | - | the params num of the function | 
| trans_type | int64 | 0 |