{
  "manageEntity": {
    "action": "Repost",
    "entityId": "496689",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x20e68356ae73f8cd7d48eead6707fd666cdaa449c7332eac1ed752fabb7c574a",
    "signature": "0x3f3ef172df8a087c619dde35f479f9f97bd0459389de700cf6549d0f93960f6f112108462a903db347164fd47a0e60193d2a264e72c24a0b311450d8645368281b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}