{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "943606732",
    "entityType": "User",
    "nonce": "0x5e1a9a09c4fadf84661a122f965c87834d227c6ab8d079113cacc4c22652d022",
    "signature": "0x8ad9b5c04b332ffa4c15f9ad4f2040e4b379a04bd9d4b291a001c8d2713bda46473c9a6307f609a3f357ad653fb43e565a066e2c5677ffcbbf961934737fd9ad1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}