{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "954818891",
    "entityType": "User",
    "nonce": "0xd5304b7ae9f748d473fcba558d67af2d25c5088f78865f8f527fbfa9ffc93a97",
    "signature": "0x71007ed24240a0f6f8dd7edc85d331b2f6f47d7cad1d9c31d77c3063d86213054ac9f1602c037d8d1f5cbc898cfcc5d0a9042c5e71c6d8b8509b9665a98b302f1b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}