{
  "manageEntity": {
    "action": "Repost",
    "entityId": "513108",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xadb1aa1a7d3b1ebbd91f3a72af809d91312f86d7723bd6f10ed124d8dadcad3f",
    "signature": "0xdd59a3862f14ff3e317cf7a35361eebacd98a23abda72e07aa9b846ed2f0789c528cb37cb3f5dc51a94ba1cff435dc148af7111fea9f66986df2eaad98fea84d1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}