message_id: transformations1cXravoNQfoRBu7bmo99l0wEuwG
exchange_request_body: {"channel":"server","context":{"event_transformed":"true","library":{"name":"unknown","version":"unknown"},"transforms_beta":[{"action":"beta:transformed-value","field":"event"},{"action":"beta:transformed-key","field":"properties.landing_site"}]},"event":"Pathfinder","integrations":{},"messageId":"transformations1cXravoNQfoRBu7bmo99l0wEuwG","projectId":"t7nEjrqnv2FLSf6cwyUDhK","properties":{"location":"Ares Vallis","year":1996},"receivedAt":"2020-05-28T17:10:45.763Z","sentAt":null,"timestamp":"2020-05-28T17:10:45.763Z","type":"track","userId":"Mars Exploration","version":2,"writeKey":"PatoTyA6wgA4jbivrhaBbsu6xRusTuiW"}