{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827803944",
    "entityType": "User",
    "nonce": "0xc38fac4612bf20485f1984e5b347c66f79f763cc0b9d5b71e8ade75ebd1bb360",
    "signature": "0xd8fd517d21ab3436a041c24ec2dac094e425bea452289f9bb0664bae227ffc6638d61c9fbc07e908efc8fea844dbef414339a915ea610871bc833bc689cd5abd1b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}