{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27057",
    "entityType": "User",
    "nonce": "0xace421c7a93040ed0ef8d45e32e2e2507f9a9c34876c3724186c2bd301e1635e",
    "signature": "0x8096562705a5ea7b5b9dfc6dcacb04f8a1af0883dd17b804331cba389e1cc7463070278b2444ce7fa12c193d9f265b0ea300bf6d788b82323c3b3c72b39fcaf21c",
    "signer": "0x40E8E224E8F8a9f835e4dc8851Da72DCEd75986F",
    "userId": "504092010"
  }
}