{
  "manageEntity": {
    "action": "Repost",
    "entityId": "767438609",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f21cd6ea57d1c8127ffc220a281762c1cf76ce9ca7df9bebcf97baf0e197659",
    "signature": "0x8b2d1a08a2cb00956a428b83e37007ff8a7702fcd9894a3e86baadb27860cf105c17be783e506ed32fbcaa80a5bd7b4d09cc9bc0a71c95430746607e85a58d4a1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}