{
  "manageEntity": {
    "action": "Repost",
    "entityId": "620029105",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9ac78fa60cf952da54d655c7d98e695a73e71a2ebc68d17c21a2c060e0039fb4",
    "signature": "0xdf60e7040020b5e16e0b24898d9dd719a5e75ddd0ddfbbb427bc485086b897607995e6a28bf8185dafeeddc8a546c8cb3cffbc65f57a86fbd37e548c871d88bc1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}