{
  "manageEntity": {
    "action": "Repost",
    "entityId": "752976",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcc3343cc681a55c783224a39421fd6d50a9b78583eeecc83d2ef2accedaa8d69",
    "signature": "0xf647d962427e810a139589f70742614fea995aec0d42851c7b751b6b4341c6a73f339f13754da9ba96563a95efbe9c39b1f13a649d0069220eee882378853c571c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}