{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "92309",
    "entityType": "User",
    "nonce": "0x00b45e20293f7b34c2a7dea33ca0729a253922cc3753fbddcf42017668ae951f",
    "signature": "0x61b577fed98b7f0c7821623945386b68e923c393505b54596bcdb73b4b8421977329fb6162d6a2d2ddf46dcfda1b4f6f84a12c0f598f136c40b005f4c02a11491b",
    "signer": "0xc28F39d473d5C4cacc612630A8798a119D1Bb506",
    "userId": "901788935"
  }
}