{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475853691",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x14a587c78790ccbf61ec9644dc0ead6bd5e77e30d5d67671c3eaa5435a8abf5f",
    "signature": "0xa50fc910cd3de75e31107e092fd2b5a62a4a3976afe2a5c9678a55c585e2286a60607bb32a86c98a7dfc2c65733ec1ca5a42873c46d05d07b19e436bc1b4a81c1c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}