{
  "manageEntity": {
    "action": "Repost",
    "entityId": "858619",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa1d223f7d2619757ca5dc7127b073a304144311edb3a5876c867876d38167194",
    "signature": "0x23a7143253013b1aab167d4fd28772570ada8402efd5eb2ae7f548226bf951c2751657f7991dc8d265be77d8aec473a79d12cc536f996ff563de076ef4cc08d61b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}