{
  "manageEntity": {
    "action": "Repost",
    "entityId": "511687",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x638d96123c290f2e8e194a07e10f5ce3abfda80c3c67fc1dcac48ccd951565a4",
    "signature": "0xe335b5fb615ccf9c895e96e083c6c2fce3b52fc8d1c4d7b08f83b301fc7a3c6a5344bb4f240e5dd15d4e12e19a3d2a2ecf4d032502f3a4352d487a450e98559c1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}