{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399062518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3cfba84659edb300f467af7f3b11232fdb65ca8764952502ef524df209c6f9dd",
    "signature": "0xc24e6f4e57113b5adf8a178c4a0bd4ad3ffd7bcfd645855d6a935bf938882ce438f6af46366b550f7e34c7afb691bc46a83f4a525a77aad13ee54d017363f7991c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}