{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544552",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa76abd9cbff18ba42cf35d6616d02b9116551ec450a5916be396e453c55fa777",
    "signature": "0xfb8bba3465455eb0cc1fd6d7622689f479b7e36abebe2f786771c624a5559b191e8ad19c0145003cba746d49c91ada1d33786e713cf838e448d33046c5dff7101c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}