{
  "manageEntity": {
    "action": "Repost",
    "entityId": "300180",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0649790e4d8c59ed2ae4852ab591c408d2a81df41ba3b62fb33ee1196a808e0d",
    "signature": "0x6b317dafc557851c5c1c5b3619885d920bcc480ec35746ed5ae39de6e493c84a3b41e84c7d83b21740228c4cf7abcc9bd3d406b160b6fd4fc5bf1b700d3cc17b1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}