{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "858479840",
    "entityType": "User",
    "nonce": "0x050f84d38d5e8e515dc2efe505c92fa24a099a355cba886f407fb4dd32e5a5ef",
    "signature": "0xce2a068f33abed99f1fe9602101dc0dbb338576ea9690b274afd6c14a1987b2c4c34ee07c375f512545c8963a6feefb2e83f17804c93990058aeec2d7245e8dc1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}