{
  "manageEntity": {
    "action": "Repost",
    "entityId": "421048",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x91c5e2ab8e4351f1290b4ec873901faa3f2cfbdb74d17ca2d703fca0bf63c010",
    "signature": "0x793a68f39078a57010cd3a8133939c8e0a0a7e11ba1f6cdd95c69db3daf825f71af5b5b06d9f040f0653402abcc48132ff85fe05ffbb48f02965b2a4935710841c",
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    "userId": "486490947"
  }
}