{
  "manageEntity": {
    "action": "Repost",
    "entityId": "487396",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x21a5cad1ad55bb6e42933f679e206fbd1e9c06c6adf30c9ba20b7c5551d56b91",
    "signature": "0x78503e1560c030c62705e5d848ba60e1f92c018d114bc4c215818c8d272c3f7661c91632c14341711a96fcc3df7fdd627d1d75010889b79b3282e5a3546722431b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}