key is generated from the name (letters/numbers kept, everything else becomes _, uppercased) — e.g. "Hot Lead" → HOT_LEAD.< or >; max 100 characters.curl --location 'https://api.plusvibe.ai/api/v1/workspace-settings/lead-labels/add' \
--header 'x-api-key: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
"workspace_id": "6764274d64169c4e88eec418",
"name": "Hot Lead",
"sentiment": "POSITIVE"
}'{
"status": "Success",
"id": "68a1b2c3d4e5f6a7b8c9d0e1",
"key": "HOT_LEAD",
"name": "Hot Lead"
}