{
  "manageEntity": {
    "action": "Repost",
    "entityId": "445258664",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x31d65b8035addd0bcaa8aef01e5caf954d713f7bc6cfc3800a6df57c6b15f78d",
    "signature": "0xb29f110c38dfc24e7c885b7e3cb9e2f2e2706a5e3807309b96d7925b907790142e797357a97f4ba7d9f7d61a2f02069c890bba8677accb58faadd17a48006f891c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}