url have length restrictions, too long string delivery failure, using a form of communication , global variables , or encodeURIComponent
other means to solve, as to encodeURIComponent
the solution of example.
<navigator :url="'/pages/test/test?item='+ encodeURIComponent(JSON.stringify(item))"></navigator>
// accept parameters test.vue page in the onLoad: function (Option) { const Item = the JSON.parse (decodeURIComponent (option.item)); }