{
  "manageEntity": {
    "action": "Repost",
    "entityId": "575823",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x92d3b09e6421b24b308f5c49d94c295fdc0a0b68ff7416d0c5a3d282d5d8f227",
    "signature": "0x18a1ec69421f0a71c046ff01352beca34935877c594f76ce4ef1ffa673870c13475fdbdbf866ff2ed2ee7253095821f71284ab14143a357cd5cf8debb5f192ae1b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}