curl --request PUT \
  --url https://api.chat-dash.com/v1/public/agents/{agentId}/leads/{leadId} \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "phone": "<string>",
  "customFields": {},
  "tags": [
    "<string>"
  ]
}
'

{
  "_id": "<string>",
  "phone": "<string>",
  "customFields": {},
  "tags": [
    "<string>"
  ]
}