{
  "manageEntity": {
    "action": "Repost",
    "entityId": "728419",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x694aafa350289870f746ce92febf1b086a704436556626ad380fde56c0348115",
    "signature": "0x7d011ddf44f6306710ef3a9757b368d46f2de7dfe99cd0a282ea2b567fbb908c0570284e99a76cdbeae18282bf96aef9cd512a3201049a78b9e2dd599f170e4c1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}