{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637074462",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb7f3e943b8dcde00243abe048718e17b0cc3c4a06071a7ec48f1c251d4de8928",
    "signature": "0xd786cfb3e82b49078cb9d8d713cf2c35f4b51d4ee8bcc87df79117713cd8a0aa31217a843719112124fe4e39a2dac7ea524b9b985fb82178a3cf247fa087e56e1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}