{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86716",
    "entityType": "User",
    "nonce": "0xe4bafbe23b972320b8fa6cf0072dea6fac4d7ce9960b995543b1b8f1cc068c7e",
    "signature": "0x6b82a4035f7b9fd8212b033d863707009118a20a6d3b21599a44238fcddf010d05a1abb58fe5ab7916f30b4356db3f9d7faf45efb2ad260943914e44c89133c61c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}