{
  "manageEntity": {
    "action": "Repost",
    "entityId": "499783113",
    "entityType": "Track",
    "nonce": "0xdd4e3421a014db9f96575915e3e923a9df4ac640d2606becb65239b00f15e1f8",
    "signature": "0xdb7fc8291b7d652cfff66294a152553e2b21bc755b3219b5ca1f88f010993d1739407866c55d3ae9fda13dce7f7f8770a3a7e5db2e66d14688535e748796e6511b",
    "signer": "0x53d8e61f7BdCd69E26B5AAe8F197464091224DB4",
    "userId": "99786"
  }
}