{
  "manageEntity": {
    "action": "Repost",
    "entityId": "728866",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x85238bbf4646b23cd057bbe25342cf40a36d798b309216b335b5fb32f016ff46",
    "signature": "0xefe0ab8f29187f29f0ffbf65305cae4e1c29f97fabc4c32d40da20d57215b3183fa061e7063495837dbd56407365aa5828b5cb64c3142d9af2c6b2bc05cf56ff1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}