{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543606",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb04ccc8fbb29b1d897cdbab4c1455f0a13bcadcac3aba68a7ecefa86aefef777",
    "signature": "0x0f49bfc9b98e54589bcb9a78a08c6a63cbed25ca189bc530e13665955fe440d416cad049cbe939a6546c17178eff9afb828225e9183daee79171ad43a75542331c",
    "signer": "0x0E6Ef8dF2F401D8918d603B82ef321D94A721556",
    "userId": "648802251"
  }
}