{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25416",
    "entityType": "User",
    "nonce": "0x1f2d943bd78e38cd825ca839861e13ba5cc2fa5981b39da0e047ee268e93f355",
    "signature": "0x09f9f0fe511c6aa8b730fb45f9107d2bf1466a866de374964c23184bf1b0a5f6374815c015a50a01bd96d96c5546ac2ddb7344239a53cb3e5806f201ce0ef4fe1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}