{
  "manageEntity": {
    "action": "Repost",
    "entityId": "771412",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbac9fb3fed31deb9e34878b91052109fe74736bbed55fc887323a364163b9cc3",
    "signature": "0xf7cfaf78d85f6a53a85569760a822fb0b8da36c8a807902f0dcf4f0fc7f7a12e6a1b2e478d5e2da0f610e914fedd8fa33c3dd47bad7fa68b18933c0c275989851b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}