{
  "manageEntity": {
    "action": "Repost",
    "entityId": "670406605",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4d844566498c4294b54d39234d4ebb7cd67b6b36c7612dab3a6949336bf0bd7a",
    "signature": "0x066f0b4fa796849b3c8bc80fe5c060591ca076b884c9464637f2b45ac69dffd40ff9f687b8d83c62eb2c04fc79b5ae107e69e438faa69a2729d5a09056c83f701b",
    "signer": "0x0a5148A3f132E6696c1Cd3FDA8465fC5fF17d3D2",
    "userId": "803288761"
  }
}