{
  "manageEntity": {
    "action": "Repost",
    "entityId": "687065829",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb44d58d0a705789a336317506856c558b2013ba5f5da9d5e548395f8e2aa9b42",
    "signature": "0xb90b422d3e3c93f05374e6fc3d8a92fbf20999a67ff79e7ecfbcd537ece5811a402928b6ce6cc8a479e0ec20dd113bc33e5c89119a557055a9b404873af8c3381c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}