{
  "manageEntity": {
    "action": "Repost",
    "entityId": "503186",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2c6b37c3b4808c159342045f44a28f50c66a421c93ee3311385c6f77c44db8cb",
    "signature": "0xd101321df3b21c4d9ae89f6feeb7b790f5b9c77068fdbc6bc4ae70d6bc4f354a736ecda5582a7233a05ed8377052e412be5a48cfa9aca58b978f9695c644ae321b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}