{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90517",
    "entityType": "User",
    "nonce": "0x236605d2a489e21ef115adbed8fd00ef921c6cca069353785ced7d4bc907df6a",
    "signature": "0x605590f4e424552a9f68e67532a11968e4d36cc1112d93db52b5016eb1f4c6535fb59be0d40d58776c541a73050854a226029135b5311d4bd4a155949bae3fd31b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}