{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x90fd426e82586376faff804364cc9501ccac6581e65fa4f42177ffef8bb47585",
    "signature": "0x555b54db4b60eb81b1d96141ea0db44ae967c3c4534ca41b64687880b73a6a251138a318fa078fa1bbb3ca25c2fbc1f59c9401dece9173d61d0fab4c3201cd731b",
    "signer": "0x845d1b4d65C2614aa0Abb9bDA370552e2CaF51c3",
    "userId": "676596251"
  }
}