{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474883",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x271b320fd7c4f76fcc7997ef15c4a11c0c6aaad19da331ac915cc155d8822374",
    "signature": "0x4256f9c279c03c25fc5c8d2722b899e5be74d487d80ea7eff930d3aee778a0dd4cebd858772f8b8fe6401ee1f51959eff73ee4cf4fd14b76a24d74cbc30517a11b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}