{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "634886384",
    "entityType": "User",
    "nonce": "0xb0c969b620240e6ddf466d2cc3c6757200afe20ef8f2bd14567fb0292bbc4285",
    "signature": "0x41532943ea96348e3c803e11ee9d6c48c2dffa522ad2a534925aa617e4be59de04f20ea674fcbc54d5afa84eb66813ee6083e225364baf34534b3798cf2138f31c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}