{
  "manageEntity": {
    "action": "Repost",
    "entityId": "671675844",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x55776c66622264dfb1f24f5abbe6e860c397849ca6a4b2249235afea94b7a94a",
    "signature": "0xcaac73e391ae7c4b8707b053360997ac648fc80317c30bb51fcf1e8f40bddcc62e59015f36faba7535ed477a39499639454d61be71337ff66df50c290c9ec5491c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}