{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73735",
    "entityType": "User",
    "nonce": "0x7f26b2dc088800e9e052c643991ed6b0d33328bb47388b2d38ac650d7b8036ea",
    "signature": "0xe9161940faa43b768b1af9735d776cb5ee42151adcca4095ffac0dba8474fb593a95174e2719478228b35839b290f3e9184d1679b7edbc1aef58030c84beaa1e1c",
    "signer": "0x9b1a9d02F213F5C768F11FC832194b5cB665E056",
    "userId": "418702748"
  }
}