{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "99857",
    "entityType": "User",
    "nonce": "0x0d2f6be4defc132cfd9cc38eb59453f3fd913965282c97c8900a617bc5da3379",
    "signature": "0xbf5e8bf18a104f884b16d24ebe857731bdd49b91d3c62627e99122abfd8d5ee3184826736d1a799476a4ac925846c85c5abfab98287ebc764ec80ae9dbac72c11c",
    "signer": "0x8b77d47DA28d313A2824468913d2f44F9a5B7b75",
    "userId": "808833626"
  }
}