{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "749705090",
    "entityType": "User",
    "nonce": "0xa9ecc324e461c6ff9994523d8dd25a55285329b6487d18b2be98f7e6b3e39ed4",
    "signature": "0x29be3c798e3fdb9bf95f41e7bf36c119103e8cb4bbbd12f858572ec6917bd5600959a79f5868e4283a899a22ffd54ce9ca049b1821c9e1d2dfe54e7899e661421b",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}