{
  "manageEntity": {
    "action": "Repost",
    "entityId": "505916",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x858836beb4ec893ee6177c34f96fe4ae3498414eb6bb842923fca189c2dd7d0f",
    "signature": "0xd2f4bc547de3af71a1cce89abd9434d5ffca67bf84a0d9424b8aa0a9d4281c32627e57fc91915ab20cb02577c4ad2b666ac8a6ba8307bf84031a7b4b462886051c",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}