{
  "manageEntity": {
    "action": "Repost",
    "entityId": "400790681",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1ad5d7eabe3e5fb8600d191b72a9b25624f191641cc8d480a5cc6f62474957d3",
    "signature": "0x8f8fd688df93379c7768a959e584f0447463205cbda92802ef351b6555d4cfca08ab4377e589151ec5a5f4c612969c593b9bc2e747ea529f49cc02e1f22e35f41c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}