{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1304965842",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd04ed13279ee4dbaeac2b2451facc04cf2cb6502a5576683ec6ae4217f783210",
    "signature": "0xc7457b5fd96f9d79fa61252ac1dab013b6a7d4b5f9fa53afe5ad885150129f9e3e0ab5af56b9567eb544a482d3f8b06b9fa8da236ebbbf02d1900cd3a8012f2a1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}