{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155973826",
    "entityType": "User",
    "nonce": "0x21096254f4e93c269578f86a8e786da86919c9169735384f8ce50533495f7d84",
    "signature": "0x1843c83bbe970dce71d9c6ce5c843ce3c97b6f981272c4f6f4b58673d4681a7b457ebce037eac1dcf7def7bb41fe7a802dc233d124ca081cf93bb9f589b526b51b",
    "signer": "0xa0C4E02f28648143d28Be874070Db2dD5F0b1B94",
    "userId": "95644816"
  }
}