{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555014610",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x59356b897ce2c85dbb3201494a154d7d858921abaab6a62fd2e5590f74c7dcc5",
    "signature": "0x75d4e1403368acc86bb077463ffb2f0721487babfacf5de9ec3d4b329f5f58ec5bbba88dc0bc99a11add105f02c50321f69dfc3bb37ae407a8269ac23c06e5e91c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}