{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111728084",
    "entityType": "User",
    "nonce": "0x1f7a2c2a4f8aee723de3f9ed1b01141c8f98a90f824a9b7d79e1ccf648f1f57b",
    "signature": "0x00d1e24f3a1bfe117e4ab9beb72cfc5b86e9587931d21fafb817e89b77df50856a5075dfc5e4d4bd7e4e69d0f779a53474b1abbfb5f20569aa397d25e26f5f7f1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}