{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2024",
    "entityType": "User",
    "nonce": "0xeb47fa3fa3cb647804609e5d924957a48fbcfcc5b2a5d2ef2b5205f859d16867",
    "signature": "0xbe250347bf890b7995296d5c3b5fc27172ccc2e40bad5a2597af36e71f8c03d1382d12f9030b571ef073f594c206327adb7a4b95e01b784f4e6f8f9fc389f8ef1c",
    "signer": "0x005385507D169DF7Ad14f23b728248Fe5464Bc26",
    "userId": "303866152"
  }
}