{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x60a0f04b6c014d05672aed39b24424d5ab0aa8a3a04fa719cdfa7c3fdb4800cf",
    "signature": "0x2988a79922f031b87b4c29d3c846f09a5f6239ada80d0e8465a5a0d0556404da368a0807b75db4ee0ccaafcfd59488373338e2faef4372fa973c8477e884f3781c",
    "signer": "0xFA2BcB8D14637859aa98a87cbe91187525bbB963",
    "userId": "965833467"
  }
}