{
  "manageEntity": {
    "action": "Repost",
    "entityId": "615027697",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4ab5bbcf69b95242188d69d57652aa0d52f9ffeedbe81de72981c83d7a3a4970",
    "signature": "0x62a47dc921c80b1cee6ee69c84dbff57378a8a6a20fb47521877a4e2211abd2e751f876337795c66caee47bd41eaca8c12016fa19448f1cc9083533670385c791c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}