{
  "manageEntity": {
    "action": "Repost",
    "entityId": "503414747",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbadc6309b9e762cc440dc000f71712fc4775a6aaeffbe78915e9ae9abf882568",
    "signature": "0x2a8fb904688432119bfb6b9e779dd242f674d53a71fdc4c22b35b213414185824a2db203db828b6e42588be7be73959615298f96e44e2e403e572467d6c6025d1c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}