{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94691",
    "entityType": "User",
    "nonce": "0xbde2e54d84fe18c6d78103ba7b6d5dd60c590604f45b613e45fb95fea8fbc33f",
    "signature": "0xf01ff00ca84033dcfa207c7660a12d8d2863a0e5385ea30c570b547d4c5faf7276f9622f0a486314b3e1b388f67a52351160c4b5fcab11d57ea4011803b255cf1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}