{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17735",
    "entityType": "User",
    "nonce": "0xdc079beabfc38b4b84f6dba65cd2b6d82b31740ea4ba0bdacd3ab98752e8f4d2",
    "signature": "0x6f57d808075510c021a9bfa68cc81f0e64930a4638e54e6d86cfd3a085669fa626ff79800d404c9fda8e166077f1a29802b2fba91c34c094f679d72ce16008611c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}