{
  "manageEntity": {
    "action": "Repost",
    "entityId": "622001619",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xeaab63841a66085c4ada1728f504815a4defd62410cb340c6c18f0a447b6f704",
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    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}