{
  "manageEntity": {
    "action": "Repost",
    "entityId": "510415",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xccd8a7bd017cb1a8c2f9d116b7ba1f0f49ca19b2e3d4fd898d8a21cfa6ced92d",
    "signature": "0x8b4fe81858a460286c5b7eda59fa8534c1fcff8042a551881518ef1ad295dcbb648aa3fa85cf8039fcdebcf315c8677775fd41389be6fea16be849510509620d1b",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}