{
  "manageEntity": {
    "action": "Repost",
    "entityId": "858619",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5c88de8203f16675dadd79024c4b036cd0026d91d47190ba3cd5d5d609c2e408",
    "signature": "0x84f72c39607ef6a999524c1d511e5b64194c4f59489d764f926859a0e21be1552a3e70085a5d799461de28d4a700e9a49de38742577919da98239d82faeb9ca01c",
    "signer": "0x45C74e4f36E4e5064C5321eeED3748fD52B04eA8",
    "userId": "133970929"
  }
}