{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757103",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9eff053db9e934fc0433ebde53e55db50875e9ce245386fcfd4a6f69661e28ea",
    "signature": "0x5161ede67e3b739a7e001fc054d5fc5ab22adfa078493603976554978180854929adf3da75def0dccf0715b5ca9d564cf3981d2a5f37d9428b9a7b9d1f7ffd431c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}