{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "395416959",
    "entityType": "User",
    "nonce": "0x8f2ccff225f0aac34fd05c54bcb02f10f9b78dee11df871bc71f0c600becc3c5",
    "signature": "0x97182931effee57b338944956cbb796a61624ec4acab61f2f682fc637ef87eb7654c09a7f1edbabe032678c7143a9344d586e697bed8b8e302ff3c1e391ea54b1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}