{
  "manageEntity": {
    "action": "Repost",
    "entityId": "412015319",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5740361b68baa7526ce737a6c0de5e6ba87d99eac9e476b18f1941bff8cc2d8e",
    "signature": "0x9b04cd45a3f6f2ca4f775896bb2d4f00d3c7245230510e17f1b1b15dadfa87c124b41a372d761a082e6284f580e69d481fcbc6c56ad73d340f88af06dbaaa2221b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}