{
  "manageEntity": {
    "action": "Repost",
    "entityId": "28581",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8d5434e7220826d91953c3cbb488d64fa918295da15bdcc6605b3238a9b49807",
    "signature": "0xd0455e51344f89e32eedc4017177d267ab4ca107c718a5d61ae779d138d19c733bba7612c6ed730a6a8ccd997f95689748f03154e57acf3f8bfcfc28b3f35aba1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}