{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0x923e859dff8f003022c69baee0ded6fd329d76a27458dbfbfc91de996423c2bd",
    "signature": "0xd06635b13382a12bc85068f2fbd06d03517c417c27ebb4468dd605c059f51b9e03bcf6f35d9a0f24c9432a7f64b33c759b8fd0246b64961d85e6e6afcc231d261b",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}