{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "183245",
    "entityType": "User",
    "nonce": "0xb1803cadaef51576d93e13767632177d099b513e4b599c0df5eb60679f9e5f42",
    "signature": "0x1fd65979451a3e5fb80376583cc574e4f5e17da31e1661d5e285a9177253e6533533e76c56d10123780ccb51c5fcf51e740d1e921c814c5331b37c29fa649c251b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}