{
  "manageEntity": {
    "action": "Repost",
    "entityId": "456335",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x823e03a87374f3ac99eee5582549a4bd98f4f9bdb3fdb113dd8042150eff08bb",
    "signature": "0x2c4c5bf292c622e521503b35dd800cadf2fc8f2b7cd7876c992df2fec442bd9b0f810309a0d74c0a7a9f0461f6049f449227e75373ab2a94f5a0103e9f934a101c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}