{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10318205",
    "entityType": "User",
    "nonce": "0x27d97e3156f00b2a157bbbc97c0836c4ae0b2473b26875313e3c7ced68b41759",
    "signature": "0x8d083d974e2e2aa3f9c3995be899ac42dfd6354e6a7699b2b38af2fb2ed21f2906249b40006cfa16c3a8cc7aeb1693eceb7ce560577f45b1447720503095f7a61c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}