How to split json object message on node red MQTT broker

How to split MQTT json object message into individual payloads. code used in function node is
var test = msg.payload;
tag1 = {payload:test.values[0].v};
tag2 = {payload:test.values[1].v};
tag3 = {payload:test.values[2].v};
tag4 = {payload:test.values[3].v};
tag5 = {payload:test.values[4].v};
tag6 = {payload:test.values[5].v};
tag7 = {payload:test.values[6].v};
tag8 = {payload:test.values[7].v};
return [tag1, tag2, tag3, tag4, tag5, tag6, tag7, tag8] ;