send_notif.py

# pip install pyfcm 
from pyfcm import FCMNotification


push_service = FCMNotification(api_key="< FIREBASE API KEY YOU FOUND IN PROYECT settings cloudmessaging/ >")

# OR initialize with proxies

# proxy_dict = {
#           "http"  : "http://127.0.0.1",
#           "https" : "http://127.0.0.1",
#         }
# push_service = FCMNotification(api_key="<api-key>", proxy_dict=proxy_dict)

# Your api-key can be gotten from:  https://console.firebase.google.com/project/<project-name>/settings/cloudmessaging


registration_id = "< USER FIREBASE TOKEN >"

message_title = "Notificacion test"
message_body = "Hi john, your customized news for today is ready"

options = {
      "data":
      {
        "resource": "message",
        "message_id": 467,
        "conversation": 151,
        "author_id": 247
      }
}

data = {
        "resource": "message",
        "message_id": 467,
        "conversation": 151,
        "author_id": 247
      }

# result = push_service.notify_single_device(registration_id=registration_id, message_title=message_title, message_body=message_body)

result = push_service.notify_single_device(registration_id=registration_id, message_title=message_title', data_message=data )
print( result )