{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5862",
    "entityType": "User",
    "nonce": "0xe333dcf1550aa3eefe557a3f0d2fac9b63d5fc7917e9a1c92b6fc34d98c5c40b",
    "signature": "0xffa534720f340234cf3bcac1162e3683b43a0a668bdd0b08ac8960a1df0424663b003b90f8bf0a29e6e45af5e9b83d5e3d0b44ef37f1117acf0ac5bea0e144c21b",
    "signer": "0x1D0c500EC847246923045cB0a285242A93723f30",
    "userId": "302385956"
  }
}