{
  "manageEntity": {
    "action": "Repost",
    "entityId": "389223147",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdfc8a6c571f66cd307404ddce4e8987cd3851dc189d9ee5ba042aee4ccbddc2c",
    "signature": "0xf27502157e9bed2627733ed3a694089f823e12e2cb45a4a1bbd54d6a4526794b302871aa6a1e2a9f32192d8084d1f04e0ff0600136e236ce19f5fa6bbb8cbab81b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}