{
  "manageEntity": {
    "action": "Repost",
    "entityId": "859779598",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x274b79a9f6e886d8c1e35fcf5b7ba08778090352eb6d9f235fe1e5f2ca93a823",
    "signature": "0x8fafd8776b73c128e696744578fa67b09f75cbd1732d1aac735c0cde4385f25d4909ffb51ba1126d93d95f4a41446131d6088b47c85f9957e3337588aa49585e1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}