{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "46443",
    "entityType": "User",
    "nonce": "0x9adaca8235eeff14dc7923b43f89640e023080d9f8f65481ed566cc916ce132a",
    "signature": "0xe186075a61b12ea73fda7df3e5b47ab988c99e696d12ea9cded331f7b59510f70eb3fe66f34ea057c6bd692250c0e971a93c68e0bc4d399650aa8b8241b31a641b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}