{
  "manageEntity": {
    "action": "Repost",
    "entityId": "990999",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x655b24050daaae45dc3535b4b57a833fec5bc8fca27ba5d87cbabd698be87aae",
    "signature": "0x1c04b5bfc42966a58e0aeae3d5ccb7166379a2dbe12733afc3d3bce0acc01d7d0ac74845580dab5765459427ab70f0c41ad909ffc30cc6c03314af61d84bd8351c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}