{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x516764bfb81cdc2b066af9176df5fe0db3ca0947de5cc9536c92cb1e30a92961",
    "signature": "0xf7231616fa638f89f181132f49834acd4f9d1039f4783d5a8c48245a8ca93f67757835fba670b3f7b55f7f30b1eafbc6c1ff3e2679a2a4344e12c543d25dd0eb1c",
    "signer": "0xe0c63F31E02C8904B91c7C3a985eB5aeC97E3CF4",
    "userId": "29864791"
  }
}