{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657595",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x39e975519ea9275466b0eb83f3c8c954b8aae25ac602e8c48f51acc007ce3b32",
    "signature": "0x7bcaa548c3d368fd2bffacd204cae25e1d06cd0908001c27842194e2880ed3dd31e9f1ca6b37705f6fde9408addc4775a5b84c53db645effd39b3f9a785c7d971b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}