{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48247",
    "entityType": "User",
    "nonce": "0x9c35c5eb16564a5dd831e97367ceddafc0585d4067a21e745e76f9e5c7b17bfd",
    "signature": "0xb6c3342b2d8b89e99019906c6f8c106d871ad4e7c4b15c0dbad472155b63373a6e12a0871761790cc7c140e9a61580ef1cb2a7513811b61d008318178110765e1b",
    "signer": "0x297B472Ffc8Cc4eB6B874Cc0839bdeF088C018c2",
    "userId": "897537535"
  }
}