{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106209",
    "entityType": "User",
    "nonce": "0x42ab31c8743dff85149902003bb1d14aacf06ce5ee06e87c79b104a74e4c9168",
    "signature": "0xbcf839056b5945c65eae8c23195f7c6ceca12e097076673946850e121494c20908d96919454f107f059b53e3708c539e22ef561f5e2d3fe057f914a81c1b33d61c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}