{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5756",
    "entityType": "User",
    "nonce": "0xae1ff1a6970335d3cbbd66acac6afef0e9c09be3f7f96b1b70d49ad1bf43ee7b",
    "signature": "0x8ce7cccf2928042f05930a06fb0d0bb904d312bc54ba2b421c400a87cf7ed895350b0a3ec0a9ca7ec53c936b31d0e25379dd69f053a37c9c04db3a0da6ada5c31c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}