{
  "manageEntity": {
    "action": "Repost",
    "entityId": "499783113",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7965ec55473870049865898f7bb6ac2a44a23432c57435c97d11b44f4a791f28",
    "signature": "0x29ad437038c3d51096f49bd0973cdf086fa23de9fdf4c1a41902e1f6c7ca123678de349cd1b69e510fe7b25c936cf144d4659b35d588562f1e4ca3c1c2c4ad951b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}