{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x9e7c3b74275698dbed6eb45a9719ca08e38666dcd3c98d0691308951773e750a",
    "signature": "0xfa43815e98698765323ae94c4c77ceb0610dece9c534d89f04acfd438a6704f852e9f5c65b0ac1fb76cfe732359054cd55998aad527b37af99e4a97497b2bcd21b",
    "signer": "0xba8641093D46591A527082dC8064445CBFc9215B",
    "userId": "943343792"
  }
}