{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27089",
    "entityType": "User",
    "nonce": "0x7dadbf232a75bfd5069884ad1b76bef6097ddbf32f3856f73ef7aa04d4ac084d",
    "signature": "0x3f1deb7598559fa24cf29af0a680230fa2e60a7249210ff0d59849574998ee224b165375809cfde1a31a39b8ba3ff80b17532cbf414bb90a956c9fc0d64a61d01c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}