{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1856",
    "entityType": "User",
    "nonce": "0x155e5227a5244b1532bc005f69a64115ca705672636817df3fed045b98c14b9e",
    "signature": "0x7e6543f59017097901cfd8f5c0c4a45e33858550410be9011de992ddd9ba8e1722108db0118dcff4cdf5ada9989833de8b38200343643a9bba3acc29eb769d271b",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}