{
  "manageEntity": {
    "action": "Repost",
    "entityId": "497958784",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa9f6d80937cacf234c1493bca0eaff2b36a35c3e50f820a6bfb0e221135b2e90",
    "signature": "0x4b2b5cdf34c298643df42b52f846a908ada82080a403949ddcc55974b51d31f51bfb36eafaf9b19dc60dd0101dbde174e7043f6513b180b6f161456fb2415e531b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}