{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x014b19db5a20faa98ba5a4a7055cba6142b0c6353e5b8ce797d438a112df8f62",
    "signature": "0x23a1dc3c307da152e12c3cd5055d5fc7356acc57da637e32c8774abf766a3f693880012bfc0ff0b17896039ee053123c31095effb884d6582e4c508afc556d411b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}