{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91846",
    "entityType": "User",
    "nonce": "0x2495795df78e40740ecbdad76505152361408ec3a56f1ff74827d9ed4c4c5a19",
    "signature": "0xb14002d6c2dcbc6524f8938383bff3642cda8b9d3ef2584cc5df5fd93d7df7157c086ea5cc78ba13b327e9626d6ab07583734afc178fd8b9f10816e4937c22b61c",
    "signer": "0xA7E9e79581deCe6C725e088554Da8fdf3b1edfAc",
    "userId": "338745876"
  }
}