{
  "manageEntity": {
    "action": "Repost",
    "entityId": "687327031",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0bbb76c72c947e6f7248ac8c9cd4de15f64f222cf72cd87e3308144dff9cbaa9",
    "signature": "0x1091617068aa9d52dde4e08707171b5280ff7e683a32a9d990a6c7fa444014733dd037b45ce9e6886f73af25856c469b830de4fca583f6db304fab9e712f5f311b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}