{
  "manageEntity": {
    "action": "Repost",
    "entityId": "439115047",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2e5cb1bb25d2b4ad25659dfb14426bd819101d108cc3f22fe83527c43c65c641",
    "signature": "0x648b7c7145e97569df5913829855e19836e139151a878594cfacf2059355a14405dcf7c39015bd0ff6f39d6d8641255cd6ff8a282bd32dd363ae3db457b6fc891c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}