{
  "manageEntity": {
    "action": "Repost",
    "entityId": "547690",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb9d41894e8d595e4ae313dff8bf17f70641ecf2028f36b2ebf70fdbb8a6eb8c6",
    "signature": "0x49a368831ba3bde05daa362d1974a7c8ee4354f8fdf99f3613fb477f9252e3a4430b6873089007b341bf9c5d1bc3579138d23ee2461ed63c72a2ac42e65cc5231b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}