{
  "manageEntity": {
    "action": "Repost",
    "entityId": "257219405",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe39f5c915f97f75bb03db94384e93f89cc3353b4d0c485d17f8b6c46e907d45c",
    "signature": "0x1bfa8434cca30e108b97bf51abc04012fc10b3a80cca16ea6643324a1b226f717edfbd906b7986f3d92802bffbbc3bbab9365108923f59d6b1b0466b098ad8d41c",
    "signer": "0x3324C23609BC25902C39CFa38CF40581c7Bc7F87",
    "userId": "229134011"
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}