{
  "manageEntity": {
    "action": "Repost",
    "entityId": "521594451",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xec2f478b909652ba912522b293fb99e2f9e6af19d39bfdc39d366979457c68a8",
    "signature": "0x42b044ecaee8677592605477ca72243f6278c43f702a32030b80abf8251651ed596ee2363caf6d533c3138ff46471a6da41d01812abc38354d9d35ff75557dc81b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}