{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xb4527b8af56bb0f540467886c210f87b3c51679125de37d5b5b99d56adca7f65",
    "signature": "0xd21adfa9f41eb7cb269f3e54bd4e29f5e10ec3b71697c7ff6342e452068620ce1bc79b64357fbb9a618aa275341c289d144be2670da31c35188fbaeca86189621c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}