{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0x8582a758305fb98327b686b2fcccbdb66998885dc72591ed469734135a527686",
    "signature": "0x332890e65bf576361297b7726869cf3f0e8dacc4102b1905a2c530cdf4d1615a137d0e227b4ed9440071545e45470e275638e627e7c475dffaffcfa58052cedc1b",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}