{
  "manageEntity": {
    "action": "Repost",
    "entityId": "564469502",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x47f3cf96e132846adfb7a57d8054cc83ad0fe55f24e3145fe08beb5bfd9373ab",
    "signature": "0xb420e669afcf951653beb34cc0a55fe6e10d3c6114ef6cdb3604c40a526ab459406ed71943a0afbd0b154b4e076bbf6e0a8b58a3626489ee5a4f9ccc290c83fc1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}