{
  "manageEntity": {
    "action": "Repost",
    "entityId": "640073332",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0809182ab42b04b19d8fbd666c4cd348ae15f5a671f811e3531a6cbb274b98a0",
    "signature": "0x24a9112756e30ca4ffc261c2ded3d868dd93f5ed04e8d7dcae8fc5da538045890640221c8f637b3d69e296cbe032142dea94737d2fe69d55af305bd3477e0adc1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}