{
  "manageEntity": {
    "action": "Repost",
    "entityId": "338037808",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x44b8ca9e23e3a8b6e2e2513494a80e369c4aa69b96cc23aa003351fbdb6dc15e",
    "signature": "0x19dd2acd3fcb032debc4bfd4da5a7a7df05f948d245279b7a9469fff6fbd367f19c28e26ca229fe853d2fe03d40be931bc755be6c8b8ea534a8f741e2fe9c5011b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}