curl --location 'https://api.flashcat.cloud/channel/unsubscribe/rule/create' \
--header 'Flashcat-Context: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
"channel_id": 0,
"rule_name": "string",
"description": "string",
"filters": [
[
{
"key": "title",
"oper": "IN",
"vals": [
"string"
]
}
]
]
}'{
"error": {
"code": "string",
"message": "string"
},
"data": {
"rule_id": "string",
"rule_name": "string"
}
}