{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827420993",
    "entityType": "User",
    "nonce": "0xd653e7ef3c91b04172358e7f102b51a8a249702016cdf51ea6eb2d449c8e9002",
    "signature": "0x60570ef7465440fec0433a37cdc4a38c69fa550b8d70b548b7027d1de600d327411cd4ae37bdd93658df9b0bbe974c616b8c8b8daa2e9af5b85f2696c499ab0a1c",
    "signer": "0xaF260D56498a2d61b204aBc5CAdCbEc98465d11b",
    "userId": "219894195"
  }
}