{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657786518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x06416d7ee01847832786049d9b6ad0aeec4ee86a7b5058c4efec6f69a3170cd2",
    "signature": "0x4ca61dda3badb5d9e30425d90bfe6971c09098ce214ea5204989eb15b632beea02810c74d6ff987f749b882ba01fa8b281b8ed27147afbd9697097dcc21039501c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}