{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854757",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9edae59e057e5d0f814fcd65530e2d8c77df942fc207c42d4cd4a59784cf279a",
    "signature": "0x491f4866833124a09f2e1bb4ab38ac113cdf12922dcf962c9f05262545efe07326538cf2e9c4fd6f385ad679cd26570818c0329e431b887c3c2fcc72daa501341c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}