{
  "manageEntity": {
    "action": "Repost",
    "entityId": "457602728",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x94cc1568e6f42d1612dfc98fa127559c16e600f94586680f6cb8fb61f70016db",
    "signature": "0x51690e7a4e1de72011c275e13fcc040d5d925413f3ae9bca91c86d547fc214bb7121248bbf31d5dd2e3c7d7ce36d34b8e216110636a80d5406381977dc51ad751c",
    "signer": "0xcF1BC458908F84936B19Ca8Cf67C751CD647B02b",
    "userId": "310796"
  }
}