message: convergentCharging content
diff: }
  },
  "convergentCharging": {
  - "type": "object"
  + "type": "object",
  + "properties": {
  + "url": {
  + "type": "string",
  + "sanitize": "mongo"
  + },
  + "password" : {
  + "type": "string",
  + "sanitize": "mongo"
  + },
  + "user" : {
  + "type": "string",
  + "sanitize": "mongo"
  + },
  + "chargeableItemName" : {
  + "type": "string",
  + "sanitize": "mongo"
  + }
  + }
  },
  "type": {
  "type": "string",
  