{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113644",
    "entityType": "User",
    "nonce": "0xfdb95e79be7f27d020ba80c7f570efc8f66ac23f32395f913f66fb1fcaf64712",
    "signature": "0xffba720350ec898fb5631bcfe59ab28dfed47544da7235adf025a5f5a78040613a1ab658f063cdf5b49fbca9d62463aaf70a0b51918b663986c89f8be4f818061b",
    "signer": "0xC7D69243b2161915036b32017e4FC8ea02d7faF1",
    "userId": "80378"
  }
}