{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544577",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1cb2543807fa9bee2f381b6660898e296f0f51281b0fa37c5643d9b367ea81a1",
    "signature": "0x605f5ddcb81f6e2334517e4a2d91ddba1edf2f479e84a78afcc5fbb313fb194d2d4f1e8ecd4486663a15d59ab20e54fa316d6d119fd50e60b4c4ba368e0d0dc61b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}