{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "85920",
    "entityType": "User",
    "nonce": "0x252369fc403dc814dbf8ffc5a91927817e7cba26b0fb87b807de4d898d2104c1",
    "signature": "0x1f033bcb3141e2c52ebcf1fa5d58313bba4fe124bfee9eec3e9b54560fe15cca24ea8a72c612add60adbf6ec30c85f50e8825e24ab48c9dba5e6e2b512eeff7c1c",
    "signer": "0x66310c3C430B9B1A2eb38D9c85159554D3C9D4C7",
    "userId": "823577399"
  }
}