{
  "manageEntity": {
    "action": "Repost",
    "entityId": "756031",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4d0a76c437c92344c7b33cd00997591177640422da8a5163ec0e78031fbc9b68",
    "signature": "0x6f3976873e73a6b3d1b019fe203e35bba70dfa9f68d2c42d378eb41f4192ad1357eaa522c466acf2b7e102f5c0dc4dd72b203b9fbe3fd144740c20551cba99191c",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}