{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "917715333",
    "entityType": "User",
    "nonce": "0x8010f0392166fe1e9f0d62fabd0d7bb7dd7df91866d6593788878d7231051448",
    "signature": "0x2d470745e758d469a75d863eb026eebf626f44276f9fb36863564178bb64d5173082dcb7896138fe1e11ff30732d064154692e05fd513c1f35cbaa8e0eedd97f1c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}