{
  "manageEntity": {
    "action": "Repost",
    "entityId": "603021",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x22875a0cf0350e96591524b3168eb28744acee79e65d27ae452641d94bbf064a",
    "signature": "0x9e66002cc1e89918af2bbad79890d482dc825ba5417a940d598dda6c7ef6ca186d39a6f3e95300e96450907c43442a74f5f20472450c3b09a74494c794a390bb1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}