{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1338815430",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9712f625efe04aac9e8ce9c30c8fa661da439e33acf29d7ce808c63256b68309",
    "signature": "0x4a4e63067b0468b669c3a33bd327af91b6dacda9f8cf9ffa1d962d052476a6ef7a477574082b6e176fc935f7b23753924935f677fa09fd7de64ad09dbfe10de61c",
    "signer": "0x5F33Fedc0967cc575F9C03Aa567B3a28AC211014",
    "userId": "1044470"
  }
}