{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664523",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6f5be8f78b77840ebbc4c660ebe62b375642b40325231b6fe0764591e6fbf6ae",
    "signature": "0xd698643dbc95ce7c5958b9279086d93f63cfc848e2bd3c8dcc0f4b600eaa128002ccd8bad2b952bd2c9e2de7a3994dfcbacd66671f653bf7b986e09d3d85fa491b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}