{
  "manageEntity": {
    "action": "Repost",
    "entityId": "766577471",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f7075d37218c1a7d7c216f5677607eb3ba03dc11794a4369a8dacc8a011b7ff",
    "signature": "0xf0f9f0c80fd8f8f75e8ba60bb129db7a71d83fdf7fd2fac3d037735738146365536003a7b38b300cf4cc1c880af5aadbd5931c836eff69be65c4bdcd034698c81c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}