{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x646debcd6e13ac512508ac5d5d712e1ac1a153955eff72085ce021927b1c29da",
    "signature": "0xd48c66843230f6ef903db0d26562d88c76bed76eae3c3f72f951209b63eb18144ecfeb9d092bbbed692d056f945ec1fe64c3d432987d4a679056bff48a433e7a1b",
    "signer": "0xD3e2a2Aeb739263055A5ec4484257b4927578D03",
    "userId": "117667088"
  }
}