{
  "manageEntity": {
    "action": "Repost",
    "entityId": "551507307",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdc896ed323d8aad13b162740412c7f41975fdb5b25ffe7e1701919fa6f10b712",
    "signature": "0x88e7ef48ffe9d1b0c229f66d82c01e2441183062f07ce9b475f4c2f06cc3473a08f85605fa8d07f1a708d1c45c93fed49219bd15ebe948700729812989515e6b1b",
    "signer": "0xa4A8a4853051b18e0f0f777693Ce34CF4bCe9385",
    "userId": "634886384"
  }
}