{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29716",
    "entityType": "User",
    "nonce": "0x88d39c1f4cd714d5051a18eb47d175ec5328604cf3c9387fd819330eb05d314f",
    "signature": "0x35fca3ed58ce71577565def8f5d7cfa0a59a83198621e2464ceb0f2452116fd95821c22affb03fdf3e7978d1a25824118a742aedf1fb73e3c527ac876abbb3dd1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}