{
  "manageEntity": {
    "action": "Repost",
    "entityId": "751208518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0e8a4ce7ca7a18e2f095fb9f162c61ac611832b1fc3622fe8f7ca8d29623db06",
    "signature": "0x5f6328b9c30c14f32c6109b2cf9c7579925d18e2b66ed247aec06e87b4e8831b3ac339df3553255000eb54a008c06c07a6c879e51ab4be8082c084a7d9345c4e1c",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}