{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59045",
    "entityType": "User",
    "nonce": "0x32ffa00ed1c558a8468a38e6d6f9bb83d13337f6ed78ed68ae83533bfaf33a58",
    "signature": "0xb454aebe93ebf412afc3fe2469115250a04eba70894f679fc5526048966b77393fb46d6b7112b43f8bdb6d3600a827bbcfc63ee2a2258de2dddf6f7bfd9dacf61b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}