{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x8c9c725453401483e74032d50a2791a674cf94a119845c99253799741c6bf11c",
    "signature": "0xa65f4cd4bbb58ca52f0b8e245a10aab9b629f993c72135189a02edeacd9faf547c59c9d77974e02ef2564ee7eba804aeb2e71e452988a0229dc602fd7d2ef2fc1b",
    "signer": "0x7096648dBa53458d26Aad911D39543f872DF6f52",
    "userId": "625898830"
  }
}