{
  "manageEntity": {
    "action": "Repost",
    "entityId": "575049490",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9663f3f26fc92883d8e4a0a18f28c93ae93e41e2ffa9c0f527600512be00e437",
    "signature": "0x391b210a83186b75070a77dec4f956174e58a31b7cd10027e9952a90be588c2853af556f064fb078c816a937945cc3e9f076dc746dd1262690f6a671f7e984f51b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}