{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11817",
    "entityType": "User",
    "nonce": "0x118fdda24d95a2bf38458d9f80020f820471d47c0abbd5a104f2bb9a552db5d9",
    "signature": "0x74a70c5f632b833b735931b77f526f9bc65959921762bbd8b474f25a71cb6aaa6713ef23735e6e40556a8b07c7318e053b607f88b7d8743207f4b5374d090fe41b",
    "signer": "0x6eF66a6206A4589bEd5849d15Bc2746C2603b01f",
    "userId": "989336341"
  }
}