{
  "manageEntity": {
    "action": "Repost",
    "entityId": "552211892",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7ab8f78a56984683b4ea088b391d185bfb2a5bc54d92c59e0542b6aa905d9b85",
    "signature": "0x9cb5d7995e1721f1fd592d263a6863d9fcd6e792e407c2c4597dc30b9641a2f9166bdf4ba4ba759b3f4279ea86affed4c13f2cf85e991996032019c2b462a9b01c",
    "signer": "0x98B3f06eAEa080E8d8b1C86F1c9FD36Eb33dEd5D",
    "userId": "615702798"
  }
}