{
  "manageEntity": {
    "action": "Repost",
    "entityId": "308516473",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x985e3d763cb19c3f13697bde8658ffa521c42be93a80563fd48686bdaac27dc3",
    "signature": "0x467082021c915044adfc646f46785c5a740ff152b3548ebaba5d906634072cfc3cbc5bb98e382f6ad444526f8f75e56ded8454f23411a3ca39dcd27888fb0b1d1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}