{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1475890407",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x32bcb0201d7f925e40479e962e582837b8c3e125f637fdaf3b7c135eb8f2a348",
    "signature": "0x8f2eb1482e513e293704ed6e5d47f2019bce9cfec659f393ad02b5fb7834d3fc0363ccc1f78742b228756ed1c829bb4259609b4b773b0ff9ca4e4c3e4601f9591b",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}