{
  "manageEntity": {
    "action": "Repost",
    "entityId": "401202639",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x31acabbf016a5a65b5a5ca5cc5603cf300d8e65d5dc7a37f85623a65e8c726a6",
    "signature": "0x414f690a6eede8984ddf1ab41c7df760747b56f8cdaf4e3b7ffcc4cc4add75567989fbef8ee64cf3d9aa176e0e4d7178f8249544c22f1cd3f6aaa480105971f21b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}