Search array, continue if string is found

you can use JSONata in a switch node.
e.g.

[{"id":"6d572678.76f75","type":"inject","z":"f39a44549a9aa1b8","name":"","props":[{"p":"payload"}],"repeat":"","crontab":"","once":false,"onceDelay":0.1,"topic":"","payload":"{     \"code\": 200,     \"message\": \"Request response is successful\",     \"data\": [         {             \"origin_info\": {                 \"trackinfo\": [                     {                         \"checkpoint_date\": \"2022-07-14 15:40:23\",                         \"tracking_detail\": \"Departed from Facility.\",                         \"location\": \"NL\",                         \"checkpoint_delivery_status\": \"transit\",                         \"checkpoint_delivery_substatus\": \"transit001\"                     },                     {                         \"checkpoint_date\": \"2022-07-14 11:50:22\",                         \"tracking_detail\": \"Arrived at Sort Facility.\",                         \"location\": \"NL\",                         \"checkpoint_delivery_status\": \"transit\",                         \"checkpoint_delivery_substatus\": \"transit001\"                     },                     {                         \"checkpoint_date\": \"2022-07-13 16:57:00\",                         \"tracking_detail\": \"Arrived at AIRPORT of Destination\",                         \"location\": null,                         \"checkpoint_delivery_status\": \"transit\",                         \"checkpoint_delivery_substatus\": \"transit004\"                     },                     {                         \"checkpoint_date\": \"2022-07-13 12:42:00\",                         \"tracking_detail\": \"Departed from AIRPORT of Origin\",                         \"location\": null,                         \"checkpoint_delivery_status\": \"transit\",                         \"checkpoint_delivery_substatus\": \"transit001\"                     },                     {                         \"checkpoint_date\": \"2022-07-12 10:33:43\",                         \"tracking_detail\": \"Arrive at international airport to abroad\",                         \"location\": \"CHINA\",                         \"checkpoint_delivery_status\": \"transit\",                         \"checkpoint_delivery_substatus\": \"transit001\"                     },                     {                         \"checkpoint_date\": \"2022-07-12 08:33:43\",                         \"tracking_detail\": \"Departed Facility In processing center\",                         \"location\": \"Shanghai\",                         \"checkpoint_delivery_status\": \"transit\",                         \"checkpoint_delivery_substatus\": \"transit001\"                     },                     {                         \"checkpoint_date\": \"2022-07-11 02:14:02\",                         \"tracking_detail\": \"Departed Facility in Shanghai\",                         \"location\": \"Shanghai\",                         \"checkpoint_delivery_status\": \"transit\",                         \"checkpoint_delivery_substatus\": \"transit001\"                     },                     {                         \"checkpoint_date\": \"2022-07-11 00:33:20\",                         \"tracking_detail\": \"Arrived at Sort Facility Shanghai\",                         \"location\": \"Shanghai\",                         \"checkpoint_delivery_status\": \"transit\",                         \"checkpoint_delivery_substatus\": \"transit001\"                     },                     {                         \"checkpoint_date\": \"2022-07-09 21:36:44\",                         \"tracking_detail\": \"Arrived at Sort Facility Zhengzhou\",                         \"location\": \"Zhengzhou\",                         \"checkpoint_delivery_status\": \"transit\",                         \"checkpoint_delivery_substatus\": \"transit001\"                     },                     {                         \"checkpoint_date\": \"2022-07-09 10:20:51\",                         \"tracking_detail\": \"Shipment information received Last mile tracking number:00370724762191835799 - Last mile tracking carrier:NO Helthjem\",                         \"location\": null,                         \"checkpoint_delivery_status\": \"transit\",                         \"checkpoint_delivery_substatus\": \"notfound001\"                     },                     {                         \"checkpoint_date\": \"2022-07-09 02:54:20\",                         \"tracking_detail\": \"Departed from Facility Zhengzhou\",                         \"location\": \"Zhengzhou\",                         \"checkpoint_delivery_status\": \"transit\",                         \"checkpoint_delivery_substatus\": \"transit001\"                     }                 ]             }         }     ] }","payloadType":"json","x":250,"y":40,"wires":[["ebd83606.62a28"]]},{"id":"ebd83606.62a28","type":"switch","z":"f39a44549a9aa1b8","name":"","property":"true in payload.data[*].origin_info.trackinfo[*].$contains($lowercase($.tracking_detail),\"last mile\")","propertyType":"jsonata","rules":[{"t":"true"}],"checkall":"true","repair":false,"outputs":1,"x":460,"y":40,"wires":[["a39402cc.ecc9d"]]},{"id":"a39402cc.ecc9d","type":"debug","z":"f39a44549a9aa1b8","name":"","active":true,"tosidebar":true,"console":false,"tostatus":false,"complete":"false","statusVal":"","statusType":"auto","x":830,"y":40,"wires":[]}]
true in $$.payload.data[*].origin_info.trackinfo[*].$contains(
   $lowercase($.tracking_detail),
   "last mile"
)