{
  "manageEntity": {
    "action": "Repost",
    "entityId": "574846951",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb0dc639fdbadf121a1a9bb92023fb67e84585986fce59c0838578c129cfe96af",
    "signature": "0x84a97f437b77073d07f5a5a44f39b192f435e9feb9d21fb5a05faf07988d343f582ef939f2eca4a588f36b8af84e251e5807a38121164faa683a9b4b61b0bf181c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}