{
  "manageEntity": {
    "action": "Repost",
    "entityId": "142775029",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x291f01cb78ca66f7ba8ded9e5fceb4744cfd91d2ed53ce30f8461507f9048e7c",
    "signature": "0xb2132692dc2c98a148b9e521660c63b8c708c05d534544ec67c9ac277746c84507d5c18ef568414abd5394a039599c92b9790c585bb50d750ad402254342cfe51c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}