{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106605",
    "entityType": "User",
    "nonce": "0x999329c7c576d9ca4eba8759b6c9db5e8500695f127198cb9464535cff747047",
    "signature": "0x78a6f07eb3c09c640941a4529e931035da36994c67ec4a44874edb0e70b6c86a1f1e2938e2c07e88d47ca6dce47af6425d8b006afd7fe7cf9ef635c52cd4c57a1c",
    "signer": "0x0FFb102af9bEd83F1ef5aa71Bb44e1B6c455B022",
    "userId": "785050962"
  }
}