{
  "manageEntity": {
    "action": "Repost",
    "entityId": "395413542",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19ca4d89fd03ce70d1b6ae8a2ad769bbc59cd032a77697469885c42160cf529a",
    "signature": "0x908dc2bda3eacec1926c5ed65f096d181979a416f858dbc345d17453b34fd3444631d97a170c3d7e80a3fd1670c4f99eb380cbc32504a0db5a0581f6af7efc411c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}