{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738787777",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b104f4e594f614947bd9b1f26f1474927e8d06e95c1774094b2b6164ff00753",
    "signature": "0xd9af7fd3a649a7882de6209e994ed7536b04f243159bb235f91f1b0d660d66f3131eeedfa54d28c2dd38de554d1f50d4fc97084f88b7b3e6cb10c1cea4521b251b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}