{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "15760",
    "entityType": "User",
    "nonce": "0xdca75630b7d73fb15e0a30382703fe9652c5866d2cc654a263d8f87e92b5eaf9",
    "signature": "0xbfbc033ead9f620515cd234ee9be8cedc610265f3fabb128f9c162121250c46840b27fb81e60fae254693a82f0b87ba9feb49ce619375f81e0ee3ffdf0262d661c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}