concat-string-array.json

{
"triggerConfigs": [{
"label": "API Trigger",
"startTasks": [{
"taskId": "1"
 }],
"properties": {
"Trigger name": "tkApplicationIntegrationSample2_API_1"
 },
"triggerType": "API",
"triggerNumber": "1",
"triggerId": "api_trigger/tkApplicationIntegrationSample2_API_1"
 }],
"taskConfigs": [{
"task": "FieldMappingTask",
"taskId": "1",
"parameters": {
"FieldMappingConfigTaskParameterKey": {
"key": "FieldMappingConfigTaskParameterKey",
"value": {
 "jsonValue": "{\n \"@type\": \"type.googleapis.com/enterprise.crm.eventbus.proto.FieldMappingConfig\",\n \"mappedFields\": [{\n \"inputField\": {\n \"fieldType\": \"STRING_ARRAY\",\n \"transformExpression\": {\n \"initialValue\": {\n \"referenceValue\": \"$stringArray$\"\n },\n \"transformationFunctions\": [{\n \"functionType\": {\n \"stringArrayFunction\": {\n \"functionName\": \"FOR_EACH\"\n }\n },\n \"parameters\": [{\n \"initialValue\": {\n \"literalValue\": {\n \"protoValue\": {\n \"@type\": \"type.googleapis.com/enterprise.crm.eventbus.proto.TransformExpression\",\n \"initialValue\": {\n \"referenceValue\": \"~x\"\n },\n \"transformationFunctions\": [{\n \"functionType\": {\n \"stringFunction\": {\n \"functionName\": \"CONCAT\"\n }\n },\n \"parameters\": [{\n \"initialValue\": {\n \"referenceValue\": \"$textToAppend$\"\n }\n }]\n }]\n }\n }\n }\n }]\n }, {\n \"functionType\": {\n \"jsonFunction\": {\n \"functionName\": \"TO_STRING_ARRAY\"\n }\n }\n }]\n }\n },\n \"outputField\": {\n \"referenceKey\": \"$stringArray$\",\n \"fieldType\": \"STRING_ARRAY\",\n \"cardinality\": \"OPTIONAL\"\n }\n }]\n}"
 }
 }
 },
"taskExecutionStrategy": "WHEN_ALL_SUCCEED",
"displayName": "Data Mapping"
 }],
"integrationParameters": [{
"key": "stringArray",
"dataType": "STRING_ARRAY",
"defaultValue": {
"stringArray": {
"stringValues": ["oranges", "apples", "bananas", "mangos"]
 }
 },
"displayName": "stringArray",
"inputOutputType": "OUT"
 }, {
"key": "textToAppend",
"dataType": "STRING_VALUE",
"defaultValue": {
"stringValue": "AreGreatFruits"
 },
"displayName": "textToAppend"
 }]
}