{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545432",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d766d76f18f87996e8e5d53a45d365a5c630d37a76a99fa33e42f9221b4dfde",
    "signature": "0x648448f0f49a66aeb674bec0e99e5fca452d10122874b50d0e43633c44535aa838d530d40e956f8ecfed2e45a7435d87a7eb8680c97b65967610f18fea49ff401b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}