{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1010398",
    "entityType": "User",
    "nonce": "0xf16dbe6cc62ca71fa65aef279bfeac4625e30c2121d628a717d97c195e9b3a2e",
    "signature": "0xd35db5d59ae3cac0e80e08339c18daebbf8f35e20b446477b5c32fb3b60d0ec8496a549e7e98ba47cebd070d1f05dc0f963bfd06ae0d8b7dca17e089d82feb7d1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}