{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1871189741",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3bcc8e4fa30b0e6808f8741afc83a9809520a5118ee9ee8228b374a0172efcfc",
    "signature": "0xe4bc7b421e788160ceef1f8a09995734a31711a622e1171e41a7228a1088b8291f37326b52cac56fd9ec1ba922d318e3726e9330ea37ce1311ba41df23e1d63e1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}