{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "203774",
    "entityType": "User",
    "nonce": "0xaae6263ff24fcefe17e6b8664bfa8b91e2515b5e24c4f6904e104c997a4884ff",
    "signature": "0x3673171fc4c01cde6532fa69e58881a2f39e3f7f6bc4402b7505751352f8808c564cd7f6ea57e6d3013c082deb2c1455c51c7dd0ef12927c5eafe724f07f88a81b",
    "signer": "0x67167AbC91859b34FAF160b2716EA8251977d1F0",
    "userId": "872410480"
  }
}