{
  "manageEntity": {
    "action": "Repost",
    "entityId": "600567595",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b7f09b30d664cf437fc29b66ed1dc4ea4d70d9134fc2956b279e5114b6c8e3f",
    "signature": "0xe6f078d098e69e9990ce84519843e36b0ffd605e3258cc690fdd2cdca08cf31f2b8e0f18282cfb6d7a730dc986c9646bf2790b287c36308e6d5f7af5fe6738381b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}