{
  "manageEntity": {
    "action": "Repost",
    "entityId": "520774",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2198000d9bb847ca181d15bda4cc6f90ba1b2ffa484df1436bc68f766574c073",
    "signature": "0x1f1a57e523b7c32bed7ce6b65ca36f525807e019751a137708586276ed2705dc27c33c0433b4c8405b931e661ddd96820cb2a3b6ae751373bc4d16c67466b4df1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}