{
  "manageEntity": {
    "action": "Repost",
    "entityId": "770516",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4297f51517a1fb25e6fbe834c273014c966bac74f79bc08a1f04ebb8a012e8ed",
    "signature": "0xb131d40ad9a8ffb4475d9c0bb1249b55798b4834402d362ecfe15ea6697427fb399565be979d68527cdf6392f89e9253185f1c47631c47a67c2744d1155179d51b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}