{
  "manageEntity": {
    "action": "Repost",
    "entityId": "123776713",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x866defc91b81be8bd8a9c44cb903c1eca33241c848fb18bf06c837df3a0712bd",
    "signature": "0xc83448c8d7116fc70a30e5fc9e9519c113c7d84d71760626a7ae42559d73006f5a0e1d4ba1f120cb70b6951d9485ad29d1242e7af82cafd190967e5bec8862c51b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}