{
  "manageEntity": {
    "action": "Repost",
    "entityId": "309973374",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5d50b9772a39e194b99467d43d36eb497fb3e6f518218b5e2a37fe634641a89f",
    "signature": "0xd4dec03265015eae0a4513becc978a504d0a7d53cd73e500e912afbe2ce67d784743a7bd90a1a7b889b878144ff75e87054e253cd0c8d82311e6a1bb3c48b87b1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}