{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1539744444",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x907a73920108369690f52b79f171112050661fb0851c3c56c5f899ed287de3e6",
    "signature": "0xa7fc9870d6d128775c30600b31d26ee5c5b9362902a45b3ffd7a2fa3b1b3c4c03f023fbe2407bd8cd25022662154e8fafc31408dbbef63165c8609c6b39c51481c",
    "signer": "0x0168976438910D2f5330323a0d0141Fb4Af95032",
    "userId": "317847"
  }
}