{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "811",
    "entityType": "User",
    "nonce": "0x4284a9fa1fdb170050caf215ccbd03df51ca6a2cf500e82ce631c0c090398a4e",
    "signature": "0xae8ed57d12b91abf7d661b5a239df172160dca69047b60062cb765d3ecc11f366524ad27fd8de40d0ac08e6236ffcb7ab1d6ed79b9cff1eab409429c5aa5ff8e1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}