{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1615718744",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xefe9c3e723c09340e4dbb04edc872472f10e79dfe00ec36c85ee19d4e8345b41",
    "signature": "0x9192c4b9019d28a67e2404871b2d8d8ae792b275e34873513657e8dc7fe55b717e9373286bca6d2f1732a00d0334c693c01866b7a1478d0cef33c3c9419aab201c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}