{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854783",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfddfb13f4100a2766c9294a8e310a83ec39b701f0b50223a4ce70dcde7b613b4",
    "signature": "0x231a75bd3b9cadd642c1ade0db2a6ba559fbc862ce0acf58e2e66cd57ef9b60a1a87f9b8817897c5fbe085c42a79c577f2907d289cfc2543ea6e2772013717051b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}