{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544485",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x315cbf7a8da7b25ef482c1ef19bdf2937ced9e7460c10c9735b8dcc52bb90a3a",
    "signature": "0x31a783ef437ea16f77afcc3f48f1cf40c401458e386b8720ec3664d4921f1e4e687bb86b280855cad35d4db13e707adc9c372cd070ed4929af542647c03b2c9f1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}