{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "696810334",
    "entityType": "User",
    "nonce": "0x5fcf14e52b41923715469a150b637b07b4ab719a0eed82ef2e39b748590e6573",
    "signature": "0x2f63e3c4d17f44a4de6587cc336d370b42be175f587aa68de4bc3c496586a86e633dfff23d827a13951808c9301e1e2e3fdc5d805da1770e833d8d917caf13ad1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}