{
  "manageEntity": {
    "action": "Repost",
    "entityId": "514590338",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1abedf1f142f2a1f2acc5874f9e4e5a43888a070db7ae49087fd552094e691e4",
    "signature": "0xbb6457c60cfabc5374eb47c6041843410b55f3a5977daa6f2670a36265a1fad87943839eef6c6e1b0eef96e8b216e72704ab0a5573d5a1aeed0455750a356c051b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}