{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "838462965",
    "entityType": "User",
    "nonce": "0x096f651c7dc77cd9e71d78b63740345bc860ad823e4245e8cccd01b981015225",
    "signature": "0xabe807a93beff0f26f9bc18802183fbf55198d54863384803bb9664d8f9074410dbd5f05b70095ae997a7a5de8932ce3844f137534ad78cdf6d13bf01b92acac1b",
    "signer": "0x0a5148A3f132E6696c1Cd3FDA8465fC5fF17d3D2",
    "userId": "803288761"
  }
}