{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475410913",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2414a24d453d5101ee8705445fe45fa0bdc5d500cb45a3b1be9eaeeb32156284",
    "signature": "0xff094b87d4bd50d043a018f10ec086bcafb24c65d9f7e9944c8ea40bf42c922c081306b1f59bbc2c35aeb4df722665c5fc56d4b11552b396fdac683e41e529761b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}