{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14644",
    "entityType": "User",
    "nonce": "0xf734a54f08040c27ee528c02f3e7acae429301276cdb7731f3000d4176864dfb",
    "signature": "0x4fa0816c5fa16598423c8005b54b0e57197f1f8b2918a74a28b0b5899b6de4cd0fb87494b4e4ef45d323545af892745f766da32eb69a2e8a7aced277cc1540071c",
    "signer": "0xF7F56DF4D8a2Ae2BF9Ca645DC684f84c37BbDaFe",
    "userId": "116272245"
  }
}