{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "296466",
    "entityType": "User",
    "nonce": "0xe23d4a6312203f19728f3a137d2b5e52b27783d432798f4b96601b21cf988368",
    "signature": "0xe2e91d6f1d33d9a6bb84567ec92f9704a0227ee51cda0df7af1cc750c9460ebc1fefa0c5f0ae3e9726b0d6991141a5b7ce824a9a1fb157d0bc8866f097f95c0e1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}