{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827420993",
    "entityType": "User",
    "nonce": "0xb1074ee2818a7dcf5cdc43e9115b29f3c01f78e89d55886475d128f3f21cf5a0",
    "signature": "0x1fa580467b2600956f13310ac158ca8c75ca8177f72f047d70722af559ef664f0a7677d5daf5ce48107a455062acd86d7bee505261f586a5e1d486a7804322d51b",
    "signer": "0x2B171214e998033E806F72301307B2160CD94DdB",
    "userId": "489165782"
  }
}