The ecomm_totalvalue value is now an array, it should be the total value.
Example for multiple products:
ecomm_prodid: ['123', '456'], // sku
ecomm_pname: ['ABC','DEF'], // product name
ecomm_pvalue: [99, 19.99], // product value
ecomm_totalvalue: 118.99 // total value
The ecomm_totalvalue value is now an array, it should be the total value.
Example for multiple products: ecomm_prodid: ['123', '456'], // sku ecomm_pname: ['ABC','DEF'], // product name ecomm_pvalue: [99, 19.99], // product value ecomm_totalvalue: 118.99 // total value
The use of ecomm_pvalue is questionable. The parameter is not listed here: https://developers.google.com/adwords-remarketing-tag/parameters