{
  "manageEntity": {
    "action": "Repost",
    "entityId": "487907",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0321ee77ea6e3929eec1303aaf58ac0a2046ac879443e6531a5ad13be31aff08",
    "signature": "0xa2ec2d43200e524193627b817b8ffaa02275241ff73f1528c4c089e8646bdc376546965b91266cc9e73ce2395a3c931ac7148d056087b69a5a3a4e90de7f68781b",
    "signer": "0x4A3D09CdfD42dE4C57dc67B09a40B5d9172bD69f",
    "userId": "787102835"
  }
}