{
  "manageEntity": {
    "action": "Repost",
    "entityId": "777530919",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcc312c2057372aa75209cf616317d2aa2deb75f64c5892c0d5fd6c7ab9a0c654",
    "signature": "0x487a59aee760b11539c1a973fb4312a0bda95af0073abcabc40a7d6728b26e62045dcdb32f4f6e53bd315b252478d91fd7e726ea1e68e55810351a009e1950211b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}