{
  "manageEntity": {
    "action": "Repost",
    "entityId": "375640",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x107b6432738e2e23e1400c1aa2c24060d39d12ba56fabea3b1aeeb0180fedc89",
    "signature": "0xe87af572dd82fbbdc548299f4da9a9eb6e8ddd3e6cdae53759e19e751015cc540dfc81ec239fbdaf575310266af6dbfb155f061504f2cc2c006e64e5a5ec49141b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}