{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "241269",
    "entityType": "User",
    "nonce": "0x196c380a1edd2c9132d10ae0f57ffd8165cae9e67532577966bd4b32acac1d5b",
    "signature": "0x39b0bf12d58ea134189f6e532cc559f7f1c4de70e22b218b4aa43d52b97b3d3b1ef20fedb79144c7f4562ca5c913de92dd2b7b0d7df17fa184a9870be068edfd1c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}