{
  "manageEntity": {
    "action": "Repost",
    "entityId": "756192150",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1961407cf2a670ab88a97029461f664a6de456f083ccbdfb374e06b50a72e15d",
    "signature": "0x31d08e3c7f7407f338479f2df7e9ec1b645c3a9417204158ea07be441bad977b467b478c489ac740b1db890ee44ed001835314c7382f0c938da6d82d398a00981b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}