{
  "manageEntity": {
    "action": "Repost",
    "entityId": "574956612",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xff743f41dc2854a73bbb00d4b2b7dc296486b3c3be4fd3740b197622c4da4726",
    "signature": "0x26644a3a027477a547efb46f9a3b822cdf31f7c9a4114679082db40173cd6ab237b0a749711dd31607991e44e21262b53597a85e0896024d73ed132a6686eff91b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}