{
  "manageEntity": {
    "action": "Repost",
    "entityId": "391523",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x676deda53f9b6ff62da70c90284ff682eb1504e1ef50ca81b46cc5094bbc0463",
    "signature": "0x80a8a12fe030b73e1acaed87da9102d23afb762c5399834c72607a8e6995d59a03054d96d4a8216a6cce8b3da1b462c33471bbe1c49228b6946e0db46db41bfd1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}