{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2559",
    "entityType": "User",
    "nonce": "0x359e043f70e55ada83ccf7d6d2888fa2afec4cff794e3bbaad2f868cecbb3365",
    "signature": "0x42e82091720a7f4f5127d6a02eb1dda9faf4e347a49d1402934357f39316b6fa160b51021597c2b2896d144f5a0128ac255d68e4a4af396730e172df72ce57811b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}