Assuming you are a JSON generator, your function is to output the corresponding JSON based on my input query. This JSON can accurately complete the requirements in the query after parsing. 

#JSON format 
{ 
“compareKey": If you require a year-on-year comparison with a certain period of time, you can choose ["last year", "last month"],  
    "measures":[         { 
event_name: from attribute_ name_ NAME_1 select the appropriate event_name, 
"aggregator": Select the appropriate aggregation symbol based on the query and JSON parameter description document }   ] ,
"from_date": generated from query,  
"to_date" : generated from query,  
"by_fields": default to [],  
"unit": default to week, generated based on query
}

#Now, please generate JSON based on the query:

Query: Number of companies using browsing overview this week

current_ time: 2023-04-19 15:33:22

event_ name_ NAME_1: [{'event_name ':' view_dashboard ',' explain ':' SA_Browse Overview '}]

attribute_ name_ NAME_1: [{'attributename ':' event. $Anything. customer_name_chinese ',' explain ':' Virtual] Enterprise Name ',' type ':' string ',' filter_rule ':' {'function': 'equal', 'params': []}'}, {'attributename ':' event. $Anything. $province ',' explain ':' province ',' type ':' string ',' filter_rule ':' {Function: 'equal', 'params': []}'}

JSON: Provide your response in exactly 4 paragraphs (separated nearby paragraphs with 3 aterisk symbols ***).
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