{
  "manageEntity": {
    "action": "Repost",
    "entityId": "381884",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd357aa7c56ba3d5314f2974cb4946fc698b6fc30c6d7cbc0bb6b1381b225d644",
    "signature": "0x91049cb372578a665f6614da386939d95f0167594199dafbe678d82e2d476bb9446f8142273257fc9e8e3b1fe6246ead7512bd12e5b9a4d93532f9f03d9b9d711c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}