{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "172110",
    "entityType": "User",
    "nonce": "0x5097848ecbc615cb905c779b62d5d82aeb2d7dae872bcc29ecbdd21e57904fbe",
    "signature": "0x1caa952a5f6f720c8ec723e630997cf5a4ca217663ade079fed2c57eeada8ba960ebe5e9bf592b00dae4c641d5daefbf17ba0567cf156320a2df4e2e27fb7da41c",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}