{
  "manageEntity": {
    "action": "Repost",
    "entityId": "395407",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b41bcb6d80b21334fbf97223609f2c81f6b2dda15f846ad9b2fcbaf75728fc7",
    "signature": "0x8c475dc82b999dfdd45638fa6928a2975a3ab7be2fb2c588e09bc3cfca668a476d0e89ba9a979a18e5aa9daa1923149dc699a7a2074ddc188ae84b01d59c47291c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}