{
  "manageEntity": {
    "action": "Repost",
    "entityId": "975264",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x369f0ced092f210cb71fe2f4da984ec60060b0456c35796541032e80c59177fa",
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    "signer": "0x0f438E987Dc83db8901Ba8fE309b6A8B6a1ff762",
    "userId": "721617073"
  }
}