message_id: transformations1cXralv9Wrs7OH7ODb7INLXPobC
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":"transformations1cXralv9Wrs7OH7ODb7INLXPobC","projectId":"t7nEjrqnv2FLSf6cwyUDhK","properties":{"location":"Ares Vallis","year":1996},"receivedAt":"2020-05-28T17:10:44.674Z","sentAt":null,"timestamp":"2020-05-28T17:10:44.674Z","type":"track","userId":"Mars Exploration","version":2,"writeKey":"PatoTyA6wgA4jbivrhaBbsu6xRusTuiW"}