{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "152450",
    "entityType": "User",
    "nonce": "0xc5351e342f34ae080731532c8cd35ae88ae34971f70efe5762fdee447145c7e3",
    "signature": "0x0c5be96339f294333279ab74f200c1d6c037db93ae1a83ddaa1cba3d6989f41965926611ebd49cb78e52c859e78a0b5934a5ad5c1334849dd8d293973f3835a91c",
    "signer": "0xAcE920C4d885acb68097D36282d4eEfb83d4c126",
    "userId": "986065096"
  }
}