{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1437249979",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x17cf0fdd18fda181c38cdf5477af4dcf924c8ccc531eedbeb53e76466d673086",
    "signature": "0x443a523d01c35bcd6f447c5f1904b2bf05b3efc58a57d7b7be28e4a80f97dc4a35b4a83ab672c96129b86e14494320620eb8a5d3a81455c4455ac4bf0bdb3c441b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}