{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0xd15759d2e4c96eb0f5249ad947ed5b6bc11b28a0908b45c7ca7fb46896e4a66e",
    "signature": "0xd1dc927b23b9b5d414491dc4198d18b7096d039eab024abbad2fa67d0d0dcda003ea8b8ebab7d6586b39b7c4c0a1b739946c020d5eec8736061d08821d77a5691c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}