{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x90e4a959dd0302638bbcf96752c3ed349c1a603b10098b088a00b77aaf0e7b3a",
    "signature": "0x4a04eb0d66c604a55e3f1fb9afe18951852ccc45634c3fd8dc0274dcd3dc05cd1e6aa49bd3d7591ea57252f896a48c7be70952b6e2e31d247c62feeddd1257ed1c",
    "signer": "0xDe6128EEdBB4d15D391871267E286E878C7011B6",
    "userId": "144906061"
  }
}