{
  "manageEntity": {
    "action": "Repost",
    "entityId": "54757564",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x61dd881fe94ca86999e69ed4ac941dc3e0ff82fbdcac30880cb7027c80b4b1c0",
    "signature": "0x69c9263caf39899bb1c279dcbf4949d8c89a94be1519af375d729a0d659241bc16307c7c217f5ada67be29e8059c462706f677104be38653da043913dc3329d71c",
    "signer": "0x2F7db4C1AE3922aD0f32CEdED1870278dd17b64b",
    "userId": "467213409"
  }
}