{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664017428",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7fe34f5272caca55a8697ce0d6bffcf9393a838881cb3c1ddb41fec651bec360",
    "signature": "0x1b77f6a0d3002032d6cdd2c583362710f848ee412009c045a4beff093047d22f43d89745eb1dc800b4471617f044ead5f8b13c77d3ef0113bf09fd3c6aa76df31c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}