{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "147204",
    "entityType": "User",
    "nonce": "0x0a2c31add60569a423678a7655df2311f8ad38b790a78c5a695a621193164a4f",
    "signature": "0x1cff54c3885244f6c43efcaca77ab15715f2c003ebab2041b138c252d21e47ee029e3d4096a17ef6f2e3b161954028f7bc8c2df32204282df1c7e625e80efc3a1c",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}