Error in rendering powerbi report in my application using embed token

[bernard92]

SyntaxError: JSON Parse error: Unexpected EOF

embedConfig={{

type: 'report',

id: tab.Report_ID_AZ__c,

embedUrl: embedReportUrl(tab.Report_ID_AZ__c, tab.Group_ID_AZ__c),

accessToken: tab.powerBItoken,

tokenType: models.TokenType.Embed,

settings: {

panes: {

filters: {

expanded: false,

visible: true,

},

}

},

During the loading the report Im facing issue. It fails for only one report. For other report it load the data without any error

filters: tab.filterConfig,

}}