{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x1789b393be781d873c6dc3e9ce0bd766d3080fb990e7f55ad9f4e28dc9bd37fa",
    "signature": "0xeaf9e637bb67a7670e9c7c82072e81d65718a502c893c84a355e0cb07498c01e63dfe3da53b530a4d770ac1ea5cc8c751c6de90d4dda51d6a379b14a3e9af88b1c",
    "signer": "0x9acF8CBE8f2B0d51e756C58D6d1f946A8757602F",
    "userId": "428941685"
  }
}