{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1538821864",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x651d8a8ede0eb2c23cb9d2ce34728d2481cc32481274fedfe7382fa10fcb9872",
    "signature": "0xfccd1a9a0dc927b632f9116659b0e90805932090e43c4a0d1b5ec8860d33d2f95e814636a0d7921fff3ddff6788fc5b7bd67852ebab8f28a1a40f53e31adb6081b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}