{
  "manageEntity": {
    "action": "Repost",
    "entityId": "456754",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x960664d5badfb9f27f792198a8a5e3ca18411681f454a1dd60e6c6c75821f908",
    "signature": "0x6c3f0af9626a4bcd798bc0240329369d3b3d19fd0d0c2738f2e1e95d9e88a86049c30e76607795ff8fc1e0765084a9cb004cd9e91db8c4d9f8a7375f29570e041b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}