{
  "manageEntity": {
    "action": "Repost",
    "entityId": "402030129",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6d6914a6023988518bc1d2f66406e1967f18f25a0a3ff71b5d8c080b598744f5",
    "signature": "0x03cbbf6189183b2c645ec670b2fbb3584ac3a0464afa47ed5d08b369fb3bb6dc6c9cfe2653fbf68dbcdbca53326308386a997a7b6dd5810ed20e2879f9dff3b51b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}