{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "169482",
    "entityType": "User",
    "nonce": "0x2b4c7e9871720ab503c22fb7b2b7be2e6ebbbae0ebc4afc4dd255a3c56bc4422",
    "signature": "0xaf43ec057a18f9451d7ab15edff6f5db64662f9bd4d0874d0a06882e2dd620fa55e8516d5e80da1c4fe90e5966da5cf5ea23c8a251f19016bd8b733cc57f2f631c",
    "signer": "0xeD4de8C7aEdcca7a62a5E17Fb9DF5ee4991E5b73",
    "userId": "209405413"
  }
}