{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2011332",
    "entityType": "User",
    "nonce": "0xc1d23800109280ab5f5ceaf499e404fd27e0bce554e949a84b5519363da92351",
    "signature": "0xee5f641ffcd45c933efc38d4c6055fa6ad606ff0a0d5a78c51e587b41961e6fc3b48a3b1ae67245671a6bd5ccc1f3734fe4d46562893547f03288ea94520e1b01b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}