{
  "manageEntity": {
    "action": "Repost",
    "entityId": "412019955",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x456a3c5b08962fd044e665c296ebbff8259347fc27c0fa2af3aef1de45bec0f4",
    "signature": "0x8039fe87bde60cbfdd03f31642c6e0b7417ac119087f65066142f74fe5f7b76a734732d7f2eb2eada3995ead8efe70f9826d58862fe04e81a88371882ef8a4111c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}