{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578791",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcdd65553112579707f602e8b2caa2d005f3d1775a28d0e13c9a9d680a7cd6c8e",
    "signature": "0x080db30a96a2a98f4a97a12513219cbc0baaa8eec2fe1e8cff10530246c8fcca7fdb02151b475f377cd7a7f56260d31918cb204980631b40b7482e2b9b24b4b71c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}