{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538506009",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbcb6907146a1056398acb82e8bd1d8fa3b103e0f83ff1995cef5d3d535c95a7b",
    "signature": "0xb9ef73f0ec2ae1fc6b8a651ddab04fbbe37a87c25a395d4cda2d8f41c611dcf151484eadde00ce000e402b0763b1face51f3fc82325d8dce206d0b0b143b37cf1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}