{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x04796b33abdff52d4787e3a927a48e57c8bd4b769f5f8e92e64ea9d7ac6672ea",
    "signature": "0x96bb40ff347236c262e22651a4a4a319b79f542675464372a30a015b5c18b873354c4a8f7b877ec676e37d65ad0d3f286e08d015204e640f40dff8a189270add1b",
    "signer": "0x2ADF6ad9dD0DC52BC07174B668Df97F5E8cfe6A3",
    "userId": "910671462"
  }
}