{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1621669574",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d2e2edd1a921b1cc8351d544de19b0544977c7ddd40af2ae174c6a3c197e3c1",
    "signature": "0x2b335496655006517ba5a47cae9693f875245930b9bce76a424f91d70d1451b042e5dddfea975150918453392ff9061c171d2820133f2535fdf040a3e24d93e41b",
    "signer": "0xD24F8A2501472e4c9FD5dfCCDF80B550912c7FB0",
    "userId": "887242445"
  }
}