{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x7537029170a96cdf2a6d2b87d01fe96dc374caa54da8941e0d21c9246547baa2",
    "signature": "0xaf1a02db1e1a4e303c2ec30a67b75341949aeaa25e7977e8c1356cca868d4e4e44c27e494b05df6046b4884161280d6cade849c16454bf2de31f2c08cdcf46dd1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}