{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1155",
    "entityType": "User",
    "nonce": "0x6d5b33b26c9c4a795d943809c43b03f03e4c76d74f0e1058dfb40bc3d9ac6b56",
    "signature": "0xfe02d7baeb6d999d87643dc1dad87adcbda2b8c906c2f6f7a2239d78f4f5f04279f5d06ffb891a57e06b81e49cb78d31c1a45f12faf519c6f1799e64d1d942891b",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}