{
  "manageEntity": {
    "action": "Repost",
    "entityId": "398506",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b94c97d99c3f026ea1b12b17f7b4a87b563964154cc3e560219b583d27f152c",
    "signature": "0x1f75a9a70a8634269e309035e502e877cc6ffb57cac03715420800d37adbc230208b52e7a287992f38495b14d9ae989ea71f4fd1eef1720150634fa5805e08211b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}