{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317847",
    "entityType": "User",
    "nonce": "0xccddd37ac5715ccbeb704deacabe2612c186fed4ffb1b4fa4ed17cd2d963c017",
    "signature": "0xee2cc7fb157329c4eb56cfc1e9b2becf35a8bae9027f80df607659dfd533e0f61eba5a8a50fb83a0ab649d1d9eae6de9a359dba21dbaa769a899f6f70627ad611b",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}