{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "211416595",
    "entityType": "User",
    "nonce": "0xd0eb470c60e97e9bdd3ad8007d04141d683b9cd2f78472f3c7970cbd6e61528a",
    "signature": "0x4a4c579dabf7e197d8a6ccb9ede4360f65da632b444135df2e868430058020a765d23ed22eef3ed4f3e9be0c969869c362bd29cbd858e5a943381dbcf0e3a9911b",
    "signer": "0x98591a180A20DF036EB2C9D2c24B449E65939Df5",
    "userId": "338604526"
  }
}