{
  "manageEntity": {
    "action": "Repost",
    "entityId": "423450510",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6f840b99a7455b8f838034a5c63e2ab8010cc2cb1a87c9d2350fdf824ab4dcc8",
    "signature": "0x829138747285c158dfeec7d445d8948b6bec73ee2ff613a57b1575e620bcae6d58c909011745b4c17856af5de5ae4af19a4a9b3cccfb6376747f4722a99dfe711b",
    "signer": "0x0168976438910D2f5330323a0d0141Fb4Af95032",
    "userId": "317847"
  }
}