{
  "manageEntity": {
    "action": "Repost",
    "entityId": "515456979",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa26f4c59d346aeaaa7d019434386d4bbe68c56ff66292a5f9bba951c914dbb98",
    "signature": "0xf7e7d4e52c63737e152697aae613fe3d7b121c507c3f902c3d46f256d98b0bca6976c12d8a67b5850509b4b9ee68dd4934e7f33f7bdaed68d21747f57f327f1b1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}