{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1640298972",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x683f615a25b18028c43eac3b68d0f6073db5b1f457e486d8d44b804cc0c507c4",
    "signature": "0x56338ea7395a62768af974313213fa463b1ad91b931a1d6c86c57d834c716eed1ca202e6737ee7b4e7655f3ba9c5ff3878eec48f799a8e10aad338d258c5c7a21b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}