{
  "manageEntity": {
    "action": "Repost",
    "entityId": "42738835",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x57aeaa9e334e00cfc33d1a24b3e4d2fe9df931a528ea87f599ccc3695723acb4",
    "signature": "0x40ceefd5f702a1f6c7c0e7fe54f56131a11079dfb076011b3960e65e15b43c7d40697698d371406437937229dd3a3a7f31597ce8deee127805b2ffe32bd838c11c",
    "signer": "0xBD46d315142217685c7fE4aC6359DFfe663E7a4D",
    "userId": "409129"
  }
}