{
  "manageEntity": {
    "action": "Repost",
    "entityId": "449976354",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xeae6c19a92d356c890b05d902e7127cd085a0a800403fc759c416612ad2000c1",
    "signature": "0xbae43dd7fb3afa77f2fea985cd280f06b7ff4e66a597980088fe0a1e9aa1686a20ec212939e630c1e7a2db68cf5e5bb622375ebd3e2f62bc6fdc89f567ef41de1b",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}