{
  "manageEntity": {
    "action": "Repost",
    "entityId": "290894",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19ae7757d0bb1eeddaa85e9c282a8ef3ffff0ebf85c5d0d9552a3d77e817c6d5",
    "signature": "0xa57f3d27e46349ba0daa3a58bad15d0c7ac2eeac88c913d5694259a2ec16b8d7418479310d40fb0f3beee3095bad043d6116aa9811c205cd4561a88c52133c021c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}