{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49965",
    "entityType": "User",
    "nonce": "0x8a5820840ce64955f1bb98fcbbf081d6d6e281b20c17ec7c7c0f417cc50a4390",
    "signature": "0xb34e2bc0c702d6c60559eaa5add2bc827b7ce9e8a2312d1efdc47672fec38ba719668045d00be5e345188868c449a52c018362de98a5819aad86f61eca3839c61c",
    "signer": "0xb0bc7585AC84F169814851A3C22d8d92D133337F",
    "userId": "267657235"
  }
}