{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1408614663",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7162efc3383175d22f2c2b2bec4f7292e8c039f280c3ebc222a7162789e07b44",
    "signature": "0xb38f6ac35dd4c94b97eef4eb4801372c5b69106cf0ee4aacdedead9d6a29b44e21ea274783500f03e8fefc9cf455a5403c5e073899029080a9792b51fc0d7bfe1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}