{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1357307748",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f40f478fa3af0075b63786ed43e7c0ee3185e5504cf6c632d90dc9ca5ee8dff",
    "signature": "0xdf647f81ce4598b6c5bea0d1b63017bf64aaa01b905747a3f2f5a0c127a914102f0da8f78feafc12d9e5b0f5da4eccc17b9310d743e22ea3e06a7ceb0b6fb8ba1b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}