{
  "manageEntity": {
    "action": "Repost",
    "entityId": "550574",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x04f91c27351253e54a02dfd4471f556b2c1426da4031da2287b2f275756fdba0",
    "signature": "0xfa5a9afb0fa20794e497dd03902beedc638d6b00d934fb536e774cefdc808f6753adac95cba6d6889c38929bc76abfbe5b7260d736713fdea1a2a6c2f16822be1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}