{
  "manageEntity": {
    "action": "Repost",
    "entityId": "673769796",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x83adb07f7cd782242e37417a8ba6b6d0e9d383983ea969dc4ff00be4fe98cfa1",
    "signature": "0xba78729e8043e9da463bf6b4a2fc5c605a43f130f1010becd16cb980a8f5575d2cf2b0190050ea285305e32447e1d08bef9ef0e4ffd4bad23bc92b478cede3671b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}