{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xa2e7aeea4670b0fe1ee0774cdd8e1079df04f4e3a8ed803ed84b74f07eb0d033",
    "signature": "0xc5bcb09eac88828524ad8d41dfa6affb99c173a8cc6d60d32514304535012504155de8de789bd934e9fba792934d3cd84cd967f874dd432cfd95e00a7608ac721b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}