{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xa621320b47a39801d28be23dc0c565197a7567188c7e931af66a6e6d0a42f255",
    "signature": "0x44415334500c6882435b1d9b61a608f9d0e6a8b8f56e814b70dbd250f0382cea265a09a1960b5c452dda1f703c0ce7a07a2b906230ed02c8398f321a258ccf9c1c",
    "signer": "0x14ab7027c19a202dbEA7a9218aa291D424d901e9",
    "userId": "111579"
  }
}