{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56282",
    "entityType": "User",
    "nonce": "0x155749b0439e1f54ea8c6bb894b7451d0b26b2ce3d6446506292edf9ed48d5ca",
    "signature": "0xa854812e713412b7d438a3b0bd0c757b975406b132c80c5262b10560823ae09a0bb987c61602a85d0052ac108269c0db1123d244072d1a8b815ca265cf26b45c1b",
    "signer": "0xfEf199273dc1B7112aA0D32cc0DbF797aC6EAfE5",
    "userId": "198179849"
  }
}