{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "711459379",
    "entityType": "User",
    "nonce": "0x9922cac542d2e994aa6c4bc33ffaadaba094cea4c4444627a52a6a59462c03cc",
    "signature": "0x64fe73517e7edc1838e7bcd9f1de9ed536c8c807c45c951773a2658fc4fc51f4358307a35b5f040993802d196a9913d94b40fc286134cb0f2363c81d5a0c8db31c",
    "signer": "0xe270C91f9476B885124d6c0208211213dC10036a",
    "userId": "94825285"
  }
}