{
  "manageEntity": {
    "action": "Repost",
    "entityId": "856487872",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa62540f4e7778c9128eaca54724056cab5a9a4eed69aebe9d68c7d4250b7b959",
    "signature": "0x5b110ceaf1d8d27290a57c3daa1e192a6de1f2475da58a6be9e447c800ccd62b57fefc3b449707710dbe13bfe15496dc9c657135954b1e7ff2d84bdfa34cde201b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}