{
  "manageEntity": {
    "action": "Repost",
    "entityId": "442809209",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd368e271e81b1cc8590857bcebdeb0130e77d9d0b2bc777e47c5cb8a3c6c6572",
    "signature": "0x4e07b2b7a776abc0f96d79302dac14f548ed67b695cce2769441a46d004eda84080ec7a811e2738f0426f8eded91d470763f2ddb73eea9edcaafd32bd27468791c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}