{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645629013",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x22155aa12909ec122ef73be967a943e937faed3930469e6abe25182c5ccfe090",
    "signature": "0xb79a7b617293957217edb67f6f4d6c9f6f3f8285bd4e21282664b330e75b445e4eda78547356d24e9cae22eccbb092af4a4a1a96de497c612206b52f22d7a9311c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}