{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162051",
    "entityType": "User",
    "nonce": "0x1dd0f71fe857741d3d3efaaf870a6d18c72332d0790ead8b856b3ff3cbbce14f",
    "signature": "0x646b4dcd1c355d4778ac126facd0a073734ab2acf0dfca0ba583d84a9d7214d572620629403a1c76fcb3737fcfe2f0fda28d41a05f89331d1622ecb7773c5d2b1b",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}