{
  "manageEntity": {
    "action": "Repost",
    "entityId": "576758",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2d5ecd575faa18fd15f0f1ee6dca787959f35d376e36fe2c50ec9d8879d321ef",
    "signature": "0xcaaffdee30774536caf26356d195345a5ca77ade57502316c0978ed454a9e38b7e854ece6fc9896b75181bd70531942d4f3aa6580035547b42120e38363da6a71b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}