{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "172308830",
    "entityType": "User",
    "nonce": "0xcce822fa0c579261d75ed74789b63266f8d18a8ed7889ba29c05086e3d28e63f",
    "signature": "0x930f17b221e319dcf11ac14c20739c5db62f4e716d84c18f736c5aa0c882983d60d8502b1c31a718f5b7a7c883d0ffbf30e3332e248774fa0179d36a986a45e61b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}