{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "85657",
    "entityType": "User",
    "nonce": "0x37feb9c4de3124045d8e06d28ef8d72e06541480a3c6de274d5f1c6832961055",
    "signature": "0x1ed5a4235f1b23c0f69308f4d7981c26344056e70349bd432cf743bdcddcdc013ce6d5609bafedc1e2877e5181ed15344a1c9796afdccc3f458ad4281458dec11b",
    "signer": "0x1e43874cD7cfad190483746Ecc43B509d4A4f8D4",
    "userId": "635085264"
  }
}