{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1619677751",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xefac8320196fe97f3433fccb2a47e456c3effd2bd09744aad15d7348b55e56af",
    "signature": "0x53b6fcda61f2f2f76643760e20ec89bee36a4dd31931de985b9bed3f98042c0c187b4075bf6d0103de10f47d175878448fc02d15b171171d049ceb570b24a9f11c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}