{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "107718",
    "entityType": "User",
    "nonce": "0x5309fc091be2082e17eb70b905b60a5119ce084fde1a1eda9ec7fce8bb61bf7f",
    "signature": "0x16ed6e1c18288c985a3defe300603becbde30e6b280a8d978a4915c9e965ee8841ff1dbf1486b9b67ba11ed7308e3e376ad7400c24b99814b8f75a140cc381681c",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}