{
  "manageEntity": {
    "action": "Repost",
    "entityId": "646499801",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd4a355f9bcfd607ebb514b3107e06a066488730872bf89841996ca24bb98286e",
    "signature": "0x607e28485acfe02fbd8f96cc82714be9f91137609bde785aab895c35eeebfa1c783d127a135ac1b70aa1f3dd72315c73084e24fcdb0f6e7a6f1c49c4f2ee71af1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}