{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "225137307",
    "entityType": "Track",
    "nonce": "0x1c039bbb97a69ba1a9fe9433b1830c3185d8ff195352c2bf6234b952d7d9189b",
    "signature": "0x9d4eda751e30e0723154fcfefde1d58dffd615a27a20f72d9cf813c07d5d5a2e3a722bf86e46dafbf8abba1b55e5b05dee4a648471fe4cfb5c2329ebf557e68c1c",
    "signer": "0x01eB7915E4941D64a8ddf370bE06647ad5F79d4e",
    "userId": "911613164"
  }
}