{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428374",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x93219ca74c3c38fbb3ab09a0b9a9055cefa4cb28e171e2a06a6868caa15c987b",
    "signature": "0xa28d079214da7050797328a0a28549255f66c5dc355fd0a687d02a1b209859090758144d9fe1e602eed08edbba6c549cc3661ffa31929a3145ea07c4cd5a29f61b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}