{
  "manageEntity": {
    "action": "Repost",
    "entityId": "688243571",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe54de3f6988915629bc7b39ca2331ff328a8b5ec3f7ac9674c16f29bac998901",
    "signature": "0x4d83723eb83b5baa00b75cda9f2302f57cea7deb5f7d7e9551e477abe9e11ad47f2da95166cd398cfe2aa126a30a8e438fe4c19c8f649f7166c63738a8c568bb1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}