Update fcm.md (#449)

Within ## `Options` > ### `json` changed 'now' to 'how'
excid3 · May 23, 2024 · 923d390 · 923d390
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commit 923d390
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/delivery_methods/fcm.md b/docs/delivery_methods/fcm.md
@@ -50,7 +50,7 @@ Customize the Firebase Cloud Messaging notification object. This can be a Lambda
 
 The callable object will be given the device token as an argument.
 
-There are lots of options of now to structure a FCM notification message. See https://firebase.google.com/docs/cloud-messaging/concept-options for more details.
+There are lots of options of how to structure a FCM notification message. See https://firebase.google.com/docs/cloud-messaging/concept-options for more details.
 
 ### `credentials`
 The location of your Firebase Cloud Messaging credentials.