{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1448134296",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e4cf73dac06285b394d11e21633eefd17bcc09b18cb654a6ce3b1297a9dd871",
    "signature": "0x73fd106848c1f1368c2809d10ceacba88b97718f238bc036590a8e562ea478815fb9937b49045d70033f135543405e82d7ced7f3b9c2962b5ecd40afb85c7d561c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}