{
  "manageEntity": {
    "action": "Repost",
    "entityId": "514143428",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x39f8af83c29da4861a2c206d52e878864f49037a58bfb765e3c2322eb457b2f9",
    "signature": "0x0ffa209c1b7ebe9fa7a55316ef069e77ee10d6a50cbf1dc2890f3b37d6cefd8005b94f1dc7766ca9c41502d376ee83a55b413355f448e377d0069308cfc430451b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}