curl --request POST \
  --url https://api-sb.meld.io/accounts/customers/{customerId}/addresses \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "type": "BILLING"
}
'

{
  "addressDetails": {
    "city": "<string>",
    "country": "<string>",
    "lineOne": "<string>",
    "lineTwo": "<string>",
    "postalCode": "<string>",
    "region": "<string>"
  },
  "customerId": "<string>",
  "id": "<string>"
}