{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "171877",
    "entityType": "User",
    "nonce": "0x0da61572739b88017cd7b9608e42b42669974081180f327683dbf30e71151e71",
    "signature": "0xe25ede21f9bc56987a149a833ef9ed32caaeff3edf2caef5ff26663b4b9178205351506f7152411a038a2845938e2fa23ff477961f86cfe820eabfa9da6ac6ed1b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}