{
  "manageEntity": {
    "action": "Update",
    "entityId": "1952434573",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"is_unlisted\":false}}",
    "nonce": "1793182213320254162",
    "signature": "0x95b5cf64fe73898d79bc0f15fdb6d489c8def82d4c67b11f0cef83f32ea3692e6729d934481fecb297ab48aeb4b3e7000976629fe3a5474952fc7e6b29a6eb621c",
    "signer": "0x09eD6FddF501a83C39A21dE7758aE4F75C54a49D",
    "userId": "392870017"
  }
}