{
  "manageEntity": {
    "action": "Repost",
    "entityId": "690256431",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa8acce2df9cbb13b6a04b2f1a596930aca3a170925b86a2b306baa6f9c0ca7de",
    "signature": "0x04b5c29c52959b249f95cebf3192a7250eacd2a5d5bbdb54c370f0b710b3867b54a36a9dff28f0b3c446a4c2ffe20e33ac191007e7ec1df6f8b5c8b229591fcc1c",
    "signer": "0xf50E061928D52A2Cd9faE7ff78a980a27734718B",
    "userId": "360312236"
  }
}