server-side PHP program Firebase
link : https://fcm.googleapis.com/fcm/send
postman
Header:
Authorization:key=AAAAqOQ4GK4:APA91bH0Fqsc9xfl2qMU8uhqOBSBYX1hFo-2p4m_GZtAzDLcyXhFCOpQO4E8oITOmtxS30IQuEqi3dl31b1uJPJsvlSwpGsnKKbVHbxELK1quQLchXZ9LLo_FuojLuehCVJImg_Sx_Cw
Content-Type:application/json
raw: Json/Application
{"notification":
{
"message" : "Hello",
"body":"Hi"
},
"priority":"high",
"to":"eT9W2bI6r6k:APA91bFeGVVtOP2QZ0EyXI0HnjC2WfG3R_FhZhKAam_MtsG5a3y2MYpuT-UD39_6R7ZV-HcNybzbCr7Cw92pE-O9fjf1eflRmLKqrxE_Hes3Ch-xxZzgiY_zQgnHMbEJJqsYZgtVP97m",
"restricted_package_name":"firebase.lali"
}