{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1430667",
    "entityType": "User",
    "nonce": "0x965d8aaad0f5e84744ef957f84c831283ffc018598263343d6f8ea902319208b",
    "signature": "0x1240f6a827f8dfd539d3a7c1eeaff7086d7fbf4776f0f1e2bec52887c817c059492d75fbea0f123089446a6e388d67001a13c94341fe380488766b661557b2fe1c",
    "signer": "0x66897996b38D5FBFfa383eD077e429C63B8AD506",
    "userId": "904230991"
  }
}