{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18192",
    "entityType": "User",
    "nonce": "0x3091125027bbc47f37d50fbb6e6392601c34f1ba084b277190efdbbb7773a2fa",
    "signature": "0x85cce9088736f73c2974daa4a2bf4409f01405e30b99203f8bcc67aef2814e7651354eb85e844a86e88e5377d77b5c017f059bb8c9747d452c2f944d99da9e0b1b",
    "signer": "0x7Ea9594EaD41B11D4538eeD615550Ee3A0D88A5a",
    "userId": "809897082"
  }
}