Message payload that contains the notification payload that is represented with
firebase.messaging.NotificationPayload and the data payload that contains an arbitrary
number of key-value pairs sent by developers through the
Send API
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2022-07-27 UTC."],[],[],null,["- [firebase](/docs/reference/js/v8/firebase).\n- [messaging](/docs/reference/js/v8/firebase.messaging).\n- MessagePayload \nMessage payload that contains the notification payload that is represented with\n[firebase.messaging.NotificationPayload](/docs/reference/js/v8/firebase.messaging.NotificationPayload) and the data payload that contains an arbitrary\nnumber of key-value pairs sent by developers through the\n[Send API](https://firebase.google.com/docs/reference/fcm/rest/v1/projects.messages#notification)\n\nIndex\n\nProperties\n\n- [collapseKey](/docs/reference/js/v8/firebase.messaging.MessagePayload#collapsekey)\n- [data](/docs/reference/js/v8/firebase.messaging.MessagePayload#data)\n- [fcmOptions](/docs/reference/js/v8/firebase.messaging.MessagePayload#fcmoptions)\n- [from](/docs/reference/js/v8/firebase.messaging.MessagePayload#from)\n- [notification](/docs/reference/js/v8/firebase.messaging.MessagePayload#notification)\n\nProperties\n\ncollapseKey \ncollapseKey: string \nThe collapse key of this message. See\n[Collapsible and non-collapsible messages](https://firebase.google.com/docs/cloud-messaging/concept-options#collapsible_and_non-collapsible_messages).\n\nOptional data \ndata: {} \nArbitrary key/value pairs. \n\nType declaration\n\n-\n\n \\[key: string\\]: string\n\nOptional fcmOptions \nfcmOptions: [FcmOptions](/docs/reference/js/v8/firebase.messaging.FcmOptions) \nSee [firebase.messaging.FcmOptions](/docs/reference/js/v8/firebase.messaging.FcmOptions).\n\nfrom \nfrom: string \nThe sender of this message.\n\nOptional notification \nnotification: [NotificationPayload](/docs/reference/js/v8/firebase.messaging.NotificationPayload) \nSee [firebase.messaging.NotificationPayload](/docs/reference/js/v8/firebase.messaging.NotificationPayload)."]]
Message payload that contains the notification payload that is represented with firebase.messaging.NotificationPayload and the data payload that contains an arbitrary number of key-value pairs sent by developers through the Send API