{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475016",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x421692b33d7307a51873a7ea4d375eb22c34d9e7d8de49a79fc48e314c5b1edf",
    "signature": "0x8a3fa84234f4deb6e66f09a151460dc0095e1cf038dff9e18d35c6a2c115fc0f179acc19c868f27358be7228cdccabdb6cda66732567aa1616aa94d00f0945071b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}