{
  "manageEntity": {
    "action": "Repost",
    "entityId": "687400410",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3be61bc0439fac3bc7b601b6471a6f171357cb88eb08562ad19e281037b91b4e",
    "signature": "0x27ee6312566f510f9795108f7e5e915ae341b233c7895f765286df057dca1116631ba1d527409b2e18dc5446ece1c1482b4b3dd91252aba893519ed4b5bf83c01c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}