{
  "manageEntity": {
    "action": "Repost",
    "entityId": "769551",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x440abda7aeceefc79c31455e2f966d979669e1f4a04c70f43f09c477be7e6af9",
    "signature": "0x76a9e5a69728a2bcee6fff14192f88e7812cb55f92f106cb7fab39c31878f64e6b91cd98902f9f789a514028bf2eacda53ea39ab9421c94bcded965f39693e311b",
    "signer": "0x26Feee0AaDc0e2d8f7aBEd5cdb0bCD7D325F618d",
    "userId": "354535"
  }
}