{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119411",
    "entityType": "User",
    "nonce": "0x55a462e79e8c34e93dbe3565f406ea7a594e49f7c732c0787fc0fcdf2bab9181",
    "signature": "0x90a0413336b355ecd15aa8b26e00163171c4ea323535486b54f53e0dc4fc967c092f5f9430342957f4547747f511521308bdc6b1628efb9f154503fc6d07b7eb1c",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}