{
  "manageEntity": {
    "action": "Repost",
    "entityId": "646890853",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2824ac09db1d1a9024d138b4d5bd5fb0df2d2a7033b72f0c8adb15abed611f11",
    "signature": "0x7224ddbd24019fd4cb0d1e7ff512f9470834f01ddc222b553f5f296390f761ce1dce698305f44e629cbf1bf71ca82e1e475aafbedaf2dd0049aff90f7a0f23f61c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}