{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0x4e520c6ffbc058258f1db0c144d05c24ff3fd63880a9517e9984dd33b4effc2b",
    "signature": "0x43fd6bb6e7adad270caedba696f00fd68655825152459b990c4c2ca706ff4f6e3e297a5b6e9714b2ee19511ce5840b01ab9a70f81c564ca11032ca42b7abcfdf1b",
    "signer": "0x75d782C5a68f76DfA69c426479B6ad14383D035f",
    "userId": "328056745"
  }
}