{
  "manageEntity": {
    "action": "Repost",
    "entityId": "510415",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x183c341a97edc8d51e1bf2791743918486d46e33e28cc779c61526dd65b5bb74",
    "signature": "0xb9510bf9735e7d139d89e114fc38134cc3d7a1973a9b92311dabc1d716682a4b239952da29862836ec6d2c440d44b0cf71fc7a8814889ca37d9edcbad1ec06ec1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}