{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76259",
    "entityType": "User",
    "nonce": "0x251de024265a2ee1ffb5c357d8202abdd8ef1ea7dac6083ea1742cdd352fdedc",
    "signature": "0xff585965a40c0d58f5ccd0a34761663e72e8cf57afc236ad38517584a2e5a8ee4b9f685bdda8d9ba6dd1a3df1a81dbaab9b6e4d0e24fb1875baa63dac95d08741c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}