{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135021",
    "entityType": "User",
    "nonce": "0x8cc40efe60a04b26dc496749275db06735f67f8038ac1544e9b06a4ba25e1c4b",
    "signature": "0x84ea733dec3e57e97519997dde40522afadb6a02ab3db4d59ac5fb3ebce4cb5a5e6b8e72270b83501a85de33e09c3656107bfdeebf39a09d871c87f2acac4da81c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}