{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "535614224",
    "entityType": "User",
    "nonce": "0x317e1b58298f7c28f84e4d672103c37e7792cda78930e60a35bd79607a4d23f3",
    "signature": "0x4c0edc8844d15eebf060a28e1dd25a5b1839b4c5974495496e834edf73e620c26b3215d34c07ea2e0b3b793be4890ee744d6ef098fd8f7c839363603fd71ce9e1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}