{
  "manageEntity": {
    "action": "Repost",
    "entityId": "418764875",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa36dee9f386d07859ea1fa9ac43b3f48e1c1ec71f9d0eea48f93dd92b9cdb572",
    "signature": "0x36604021c73673154dbcea69461e2f1e537d61fda996ec7d29145133648419c858a456dc328f016f651aba3a7f2b9ba75ccee727987b3025e175cf764fb1e7731c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}