{
  "manageEntity": {
    "action": "Repost",
    "entityId": "758349",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1420343ddb0f290f5928e2c0476dbd93731a3f18d660593e70cb92ea0c8e8f77",
    "signature": "0xdcef21cc53305c471d2c065e8f445af97f0c3016d32fbcdfe8de86bd0cf2d0fa6a146cb713c53b3267313229d17556e58ec5e55d941be69775e83452d5c211c31c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}