{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555354977",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2517de8d1e2bb81a95fa7c8683aa00219e7d3c21f7a9be8f35272a4f20cbcf06",
    "signature": "0x6bda63f24bb65060d38ca6e729082aa6a0c002a678b70aa83d0e346d5da71cf75dc8aff89f909ca3d3c3e726227544dcf50374f5942f7613c3925daee7c8ffb91c",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}