{
  "manageEntity": {
    "action": "Repost",
    "entityId": "528623",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x07292194a218150e453dca60be8e49366fd1e9e1f3bf29ce16c8355844fe2891",
    "signature": "0x8536f2f66dbf1756834f2a81a5b0bad87a174c8c48edb65479ddf17d859ba80f62e60a1d9601df622e78e9dfe02eb8bbc9f3067661c4ccf8e89ac4996e4ee44a1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}