{
  "manageEntity": {
    "action": "Repost",
    "entityId": "508669990",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd6298c7e199f4c9fb8138a0b8d1da90a7223b277501ce9a5a40e58bd460d6f23",
    "signature": "0xdd190a87251a5738ad2a173affcce5411f8410a7a3b9d4496a8815e968f5c37c440dc5489a5c44874594d9fb155eb3b27e4c564d668f9bc32a8bd3e10b05c3921b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}