{
  "manageEntity": {
    "action": "Repost",
    "entityId": "454785303",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x75aad0002aa751e65de5c03d16df977db2eba223fbf3abcf2bb7f1409446b27c",
    "signature": "0xbfa76fd43e306fc0ca4d3cfc1b9ea6631434415058fcc307cd0651c00582746c57a10898756ab96d83380df46b8bdbd9fe0eeeb7ba04d2164e2b5397527188331b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}