{
  "manageEntity": {
    "action": "Repost",
    "entityId": "687844021",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d3dddae0dc145d3bc66767b3afa19537a8e6bd0eebe7fb0aa6031c9aac64862",
    "signature": "0xee9ad6c993eabb39c9b6b02937853af4908b907886a5e947789d480f32ab3cd6797865231898abff98f4883d17331ddeb007b100cfd8c9a2de74dee221ab1f851b",
    "signer": "0x28945B345Dc8334c21B4e932dA506ca6Fac7e18a",
    "userId": "290283513"
  }
}