{
  "manageEntity": {
    "action": "Repost",
    "entityId": "758917",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x213daff53cb23480216cb4b5e07ded16c9070e105e8fa91eb4dd3f81c4678159",
    "signature": "0x2ae04dd76d9b1216c6babd0884949580577cb4f7627b3eeeb2f20ef0ecea05542dc4ca893fb7fd3b541f941801484256534b655c237622bc3f8433cfe71c560c1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}