{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "145397",
    "entityType": "User",
    "nonce": "0x3dcfb676c71db6331e19073e9d17e784f95bfffee3ba023ef8a2f34228e221c7",
    "signature": "0xef36ec90ece39c978932cf079379ab80a9662a8d1c2537c1250ceb7aa662978568dffcc46c4b09c50686ec13bd244586d79d979de3f5a2cc863cbeac397ef6fc1c",
    "signer": "0xBe9beC7e06Fc4ca83BDb1675080AeaC3cafaC633",
    "userId": "1792066"
  }
}