{
  "manageEntity": {
    "action": "Repost",
    "entityId": "408739388",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbde18411ab3a10966b0c5e9d6fe015f111e33ee57eabe5533b70d48635c1bc7b",
    "signature": "0x547ec9ab27ef890b637b41099787d8801ca0789c336f2670f93a7a852fb986e726fe31fac58b87bc21e2056f348ee4f270bc58c74cf52520ba6eb4134ce864fa1c",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}