curl -L \
--request POST \
--url 'https://HOSTNAME:8887/api/tenant/custom_headers' \
--header 'Authorization: Bearer YOUR_SECRET_TOKEN' \
--header 'Content-Type: application/json' \
--data '{
"add": [
{
"name": "text",
"value": "text",
"scope": "TRUNK"
}
],
"relay": [
{
"name": "text",
"scope": "TRUNK"
}
]
}'