{
  "manageEntity": {
    "action": "Repost",
    "entityId": "752055",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0b84de6a6e2b56cefb3c0f61e6e7f4e71dc7928c6cd1245743dcbb81c3ff85ec",
    "signature": "0xaffb6f258078fca5fab61a89e47a90828e004825071d8bbc3db04b3414e2dbed3d2f6d84b649f461f6e6556dce8a74cc38a3ac67ade8904ac63d2bc6ac4af68d1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}