{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1457054558",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x46dc3ef4d2394127fea60889bb2e31e1702cf56f82fad841230d06c0ac86b81d",
    "signature": "0xf07218d031b76b376791d563ee61bbbe2a134e68b01aa2b8494e8cc81bac2b1d23e2064671b67da8cb08390cb73bcf08ed04a9f44d5d15fd2f9c9c6e32bb2a881b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}