{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738803820",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb226a98a140a1ede771f0c2d2d2f6a9924ae63a292263f0fc7cd0c3e5f6c7f5e",
    "signature": "0xefb1e1e2c694368576af9b1c15cc10c7782930b5137170290aac00a3a19ee071798a5a9686123f59ac7962cc44ac8017dd75fa1be38d56cf1275c5b02bc328371c",
    "signer": "0x2F7db4C1AE3922aD0f32CEdED1870278dd17b64b",
    "userId": "467213409"
  }
}