{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97915",
    "entityType": "User",
    "nonce": "0xc893711afa85dfbeeaf503b03d7d51e4cb775f89a7c790695b653b9563e5233c",
    "signature": "0x76d24068fde309303bae86ddb1593acbe130ac8cbfffb81869ece5585aa5a2db668510e7111fa64a7cb7ef48558eac17cfc18fca790d28a296938689068866c61b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}