{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "995293503",
    "entityType": "User",
    "nonce": "0x3a3995e1b9e98d27dcfd7d8ae3080cbca77d35f4794d9ad8d1f6b3288102abfb",
    "signature": "0xb7dfd4d229c2f8f3ea36a754217ee0d12b42e965068ec0de6e4db0d1c6a4337433bb5f69be0ad226ae5f12b85fdf339d571f9688d72304e05edb00569d1668931b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}