{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1374028493",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x210a31d59402e15c5dd1bd6e81734913170b342c85ab67a5a658b850c445586a",
    "signature": "0x3af7e5cdcfdba6e4cff3a31a993833c3d23d8bcdf93256e0a9e28f444b4c44da2f676f9fffa642cb699671180a790055b28147460dd08bb794b2e700c66e68481c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}