{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167557",
    "entityType": "User",
    "nonce": "0x08341b81dd33c38b1f6c3597051460b60e4ba6d37dea9aa4d135ac8424681ad0",
    "signature": "0x15b6dc3a3e66a5e81847622172bf66f8b8d55c5508c701036b7587f04fe77f5802d42470b2e0b1d8162f522281c31516fd41e9d80cbe11c7925e2a9068dfd1391c",
    "signer": "0xa22176a11BF6703EFe39D488aA7cC06aa781C44A",
    "userId": "633924738"
  }
}