{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "934134676",
    "entityType": "User",
    "nonce": "0x232118cd91ff7afe1ba81eacf5b5f43901983bf43a2256c3c43e3628d8a89bcf",
    "signature": "0x3f279daf82daf2283a2833b372575f442aae4ca83be24ab4a41fb458f465240b728cea150c35b581454378f8646822af62d9c07de4c1eac2a339ecad46d3f1511b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}